Find the multiplicative inverse of 1/4.a)4b)-1/4c)-4d)1/4Correct answer is option 'A'. Can you explain this answer?
5 answers
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If X = {1, 2, 3, 4}, Y = {1, 2, 3,., 20}, and f: X Y be the correspondence which assigns each element in X the value equal to its square, then the domain, co-domain and range of f isa)Domain = {1, 2, , 20}, Range = {1, 2, 3, 4}, Co domain = {1, 2, 3, 4}b)Domain = {1, 4, 9, 16}, Range = {1, 2, 3, 4}, Co domain = {1, 2, 3, , 16}c)Domain = {1, 2, 3, 4}, Range = {1, 4, 9, 16}, Co domain = {1, 2, 3, , 20}d)Domain = {1, 2, 3, 4}, Range = {1, 4, 9, 16}, Co domain = {1, 2, 3, , 16}Correct answer is option 'B'. Can you explain this answer?
4 answers
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The correct order of the boiling points of the compounds is :a)CH4 > SiH4 > SnH4 > GeH4b)SiH4 > CH4 > GeH4 > SnH4c)SnH4 > GeH4 > CH4 > SiH4d)SnH4 > GeH4 > SiH4 > CH4Correct answer is option 'D'. Can you explain this answer?
3 answers
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Correct order of p-p bond length in the following compound is:a)P2F4 P2(CH3)4 P2(CF3)4 P2H4b)P2F4 P2(CF3)4 P2(CH3)4 P2H4c)P2F4 P2H4 P2(CH3)4 P2(CF3)4d)P2F4 P2(CH3)4 P2H4 P2(CF3)4Correct answer is option 'B'. Can you explain this answer?
3 answers
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If A = {2, 3}, B = {4, 5}, C = {5, 6} then the set A × (B∩C) isa){(2, 4) (2, 5) (2, 6) (3, 4) (3, 5) (3, 6)}b){(2, 4) (3, 5)}c){(2, 4) (2, 5) (3, 4) (3, 5) (4, 5) (4, 6) (5, 5) (5, 6)}d)NoneCorrect answer is option 'B'. Can you explain this answer?
3 answers
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A thin prism P1with angle 4 and made from glass of refractive index 1.54 is combined with another thin prism P2made from glass of refractive index 1.72 to produce dispersion without deviation . The angle of prism P2is:a)5.33b)2.6c)3d)4Correct answer is option 'C'. Can you explain this answer?
3 answers
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Find out two rational numbers between −3/4 and 0.a)2/4 and 1/4b)-2/4 and 0c)-2/4 and -1/4d)None of theseCorrect answer is option 'C'. Can you explain this answer?
3 answers
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The speed of light in glass is 1.5 x 108m/s. Then refractive index of glass isa)3b)1c)4d)2Correct answer is option 'D'. Can you explain this answer?
3 answers
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Needed a Test for hindi NCERT class 4 all test? Related: Hindi for Class 4?
2 answers
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Out of SiCl4, TiCl4, PO43–, SO42–, CrO42–, CCl4, SF4 isostructural are:a)SiCl4, TiCl4b)SO42–, CrO42–c)Both Aand Bd)TiCl4, SF4Correct answer is option 'C'. Can you explain this answer?
1 answers
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whose loveliness will keep on increasing Related: Important Questions Poem 4 - A Thing of Beauty, Class 12, English Flamingo
1 answers
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[(4/3)^-1 -(1/4)^-1]^-1 Related: RD Sharma Solutions - Chapter 2 - Powers (Ex-2.1) - Class 8 Math?
1 answers
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Needed a Document for class 4? Related: Mathematics (Maths) for Class 4?
1 answers
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Which is the correct descending order of−2, 4/−5, −11/20, 3/4?
a)3/4 > −2 > −11/20 > 4/−5
b)3/4 > −11/20 > −4/5 > −2
c)3/4 > 4/−5 > −2 > −11/20
d)3/4 > 4/−5 >−11/20 > −2
Correct answer is option 'B'. Can you explain this answer?
1 answers
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Needed a Video for Topper Education? Related: Important Questions Poem 4 - A Thing of Beauty, Class 12, English Flamingo?
1 answers
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Needed a Test for class 4 Evs mcq for all lessons? Related: EVS for Class 4?
1 answers
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Only One Option Correct TypeDirection (Q. Nos. 1-10) This section contains 10 multiple choice questions. Each question has four W o rk in g Space choices (a), (b), (c) and (d), out of which ONLY ONE is correct.Q.Consider the four sulphates FeSO4, MnSO4, CoSO4 and ZnSO4, Four separate capsules of these materials have been made containing 0.1 mole of the substance and are suspended by a thread. Then a strong magnet is brought close to each capsule. Order of sulphates according to the strength of the response that the magnet will produce on these capsules isa)MnSO4 FeSO4 CoSO4 ZnSO4b)FeSO4 MnSO4 CoSO4 ZnSO4c)ZnSO4 CoSO4 FeSO4 MnSO4d)CoSO4 FeSO4 MnSO4 ZnSO4Correct answer is option 'A'. Can you explain this answer?
1 answers
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Thermal stability of boron compounds is in the order:a)B2Cl4 < B2F4 < B2(OR)4 < B2(NR2)4b)B2(NR2)4 < B2(OR)4 < B2Cl4 < B2F4c)B2F4 < B2Cl4 < B2(NR2)4 < B2(OR)4d)B2(OR)4 < B2(NR2)4 < B2F4 < B2Cl4Correct answer is option 'A'. Can you explain this answer?
1 answers
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the flowers mention in a thing of beauty is daffadils or musk rose Related: Important Questions Poem 4 - A Thing of Beauty, Class 12, English Flamingo
1 answers
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The formula of microcosmic salt and the produce obtained by heating is:
a)Na(NH4)PO4;NaPO3
b)Na(NH4)2HPO4;NaPO3
c)Na(NH4)HPO4;NaPO4
d)Na(NH4)HPO4;NaPO3
Correct answer is option 'D'. Can you explain this answer?
1 answers
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The ratio of Adam’s age 4 years ago and Eve’s age after 4 years is 1: 1. Presently, the ratio of their ages is 4 : 3. Find the ratio between Adam’s age 4 years hence and Eve’s age 4 years
a)4: 3
b)3: 4
c)7: 3
d)9: 5
Correct answer is option 'D'. Can you explain this answer?
1 answers
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Needed a Test for evs chapter 4? Related: EVS for Class 4?
1 answers
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Which class of coelenterates has the greatest number of species? 1) Class Scyphozoa 2)Class Cubozoa 3) Class Anthozoa 4)Class Hydrozoa?
1 answers
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There are 30 students in class 1.42 students in class 2.20 students in class 3.19 students in class 4.How many students are there in 4 classes?
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Find the multiplicative inverse of 1/4.a)4b)-1/4c)-4d)1/4Correct answer is option 'A'. Can you explain this answer?
5 answers
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If X = {1, 2, 3, 4}, Y = {1, 2, 3,., 20}, and f: X Y be the correspondence which assigns each element in X the value equal to its square, then the domain, co-domain and range of f isa)Domain = {1, 2, , 20}, Range = {1, 2, 3, 4}, Co domain = {1, 2, 3, 4}b)Domain = {1, 4, 9, 16}, Range = {1, 2, 3, 4}, Co domain = {1, 2, 3, , 16}c)Domain = {1, 2, 3, 4}, Range = {1, 4, 9, 16}, Co domain = {1, 2, 3, , 20}d)Domain = {1, 2, 3, 4}, Range = {1, 4, 9, 16}, Co domain = {1, 2, 3, , 16}Correct answer is option 'B'. Can you explain this answer?
4 answers
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The correct order of the boiling points of the compounds is :a)CH4 > SiH4 > SnH4 > GeH4b)SiH4 > CH4 > GeH4 > SnH4c)SnH4 > GeH4 > CH4 > SiH4d)SnH4 > GeH4 > SiH4 > CH4Correct answer is option 'D'. Can you explain this answer?
3 answers
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Correct order of p-p bond length in the following compound is:a)P2F4 P2(CH3)4 P2(CF3)4 P2H4b)P2F4 P2(CF3)4 P2(CH3)4 P2H4c)P2F4 P2H4 P2(CH3)4 P2(CF3)4d)P2F4 P2(CH3)4 P2H4 P2(CF3)4Correct answer is option 'B'. Can you explain this answer?
3 answers
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If A = {2, 3}, B = {4, 5}, C = {5, 6} then the set A × (B∩C) isa){(2, 4) (2, 5) (2, 6) (3, 4) (3, 5) (3, 6)}b){(2, 4) (3, 5)}c){(2, 4) (2, 5) (3, 4) (3, 5) (4, 5) (4, 6) (5, 5) (5, 6)}d)NoneCorrect answer is option 'B'. Can you explain this answer?
3 answers
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A thin prism P1with angle 4 and made from glass of refractive index 1.54 is combined with another thin prism P2made from glass of refractive index 1.72 to produce dispersion without deviation . The angle of prism P2is:a)5.33b)2.6c)3d)4Correct answer is option 'C'. Can you explain this answer?
3 answers
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Find out two rational numbers between −3/4 and 0.a)2/4 and 1/4b)-2/4 and 0c)-2/4 and -1/4d)None of theseCorrect answer is option 'C'. Can you explain this answer?
3 answers
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The speed of light in glass is 1.5 x 108m/s. Then refractive index of glass isa)3b)1c)4d)2Correct answer is option 'D'. Can you explain this answer?
3 answers
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Needed a Test for hindi NCERT class 4 all test? Related: Hindi for Class 4?
2 answers
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Out of SiCl4, TiCl4, PO43–, SO42–, CrO42–, CCl4, SF4 isostructural are:a)SiCl4, TiCl4b)SO42–, CrO42–c)Both Aand Bd)TiCl4, SF4Correct answer is option 'C'. Can you explain this answer?
1 answers
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whose loveliness will keep on increasing Related: Important Questions Poem 4 - A Thing of Beauty, Class 12, English Flamingo
1 answers
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[(4/3)^-1 -(1/4)^-1]^-1 Related: RD Sharma Solutions - Chapter 2 - Powers (Ex-2.1) - Class 8 Math?
1 answers
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Needed a Document for class 4? Related: Mathematics (Maths) for Class 4?
1 answers
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Which is the correct descending order of−2, 4/−5, −11/20, 3/4?
a)3/4 > −2 > −11/20 > 4/−5
b)3/4 > −11/20 > −4/5 > −2
c)3/4 > 4/−5 > −2 > −11/20
d)3/4 > 4/−5 >−11/20 > −2
Correct answer is option 'B'. Can you explain this answer?
1 answers
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Needed a Video for Topper Education? Related: Important Questions Poem 4 - A Thing of Beauty, Class 12, English Flamingo?
1 answers
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Needed a Test for class 4 Evs mcq for all lessons? Related: EVS for Class 4?
1 answers
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Only One Option Correct TypeDirection (Q. Nos. 1-10) This section contains 10 multiple choice questions. Each question has four W o rk in g Space choices (a), (b), (c) and (d), out of which ONLY ONE is correct.Q.Consider the four sulphates FeSO4, MnSO4, CoSO4 and ZnSO4, Four separate capsules of these materials have been made containing 0.1 mole of the substance and are suspended by a thread. Then a strong magnet is brought close to each capsule. Order of sulphates according to the strength of the response that the magnet will produce on these capsules isa)MnSO4 FeSO4 CoSO4 ZnSO4b)FeSO4 MnSO4 CoSO4 ZnSO4c)ZnSO4 CoSO4 FeSO4 MnSO4d)CoSO4 FeSO4 MnSO4 ZnSO4Correct answer is option 'A'. Can you explain this answer?
1 answers
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Thermal stability of boron compounds is in the order:a)B2Cl4 < B2F4 < B2(OR)4 < B2(NR2)4b)B2(NR2)4 < B2(OR)4 < B2Cl4 < B2F4c)B2F4 < B2Cl4 < B2(NR2)4 < B2(OR)4d)B2(OR)4 < B2(NR2)4 < B2F4 < B2Cl4Correct answer is option 'A'. Can you explain this answer?
1 answers
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the flowers mention in a thing of beauty is daffadils or musk rose Related: Important Questions Poem 4 - A Thing of Beauty, Class 12, English Flamingo
1 answers
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The formula of microcosmic salt and the produce obtained by heating is:
a)Na(NH4)PO4;NaPO3
b)Na(NH4)2HPO4;NaPO3
c)Na(NH4)HPO4;NaPO4
d)Na(NH4)HPO4;NaPO3
Correct answer is option 'D'. Can you explain this answer?
1 answers
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The ratio of Adam’s age 4 years ago and Eve’s age after 4 years is 1: 1. Presently, the ratio of their ages is 4 : 3. Find the ratio between Adam’s age 4 years hence and Eve’s age 4 years
a)4: 3
b)3: 4
c)7: 3
d)9: 5
Correct answer is option 'D'. Can you explain this answer?
1 answers
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Needed a Test for evs chapter 4? Related: EVS for Class 4?
1 answers
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Which class of coelenterates has the greatest number of species? 1) Class Scyphozoa 2)Class Cubozoa 3) Class Anthozoa 4)Class Hydrozoa?
1 answers
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There are 30 students in class 1.42 students in class 2.20 students in class 3.19 students in class 4.How many students are there in 4 classes?
0 answer
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Needed a Document for maths science class 4? Related: Mathematics for Class 4?
0 answer
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