Is it possible to use a capacitor of suitable capacitance instead of a choke coil?
An a.c. voltage source E= 200 √2 sin 100t is connected across a circuit containing an a.c ammeter and a capacitor of capacitance 1μF. The reading of the ammeter is:
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An electron and proton enter a magnetic field with equal velocities. Which one of them experiences a greater force?
Two thin long parallel wires separated by a distance b are carrying a current i ampere each. The magnitude of the force per unit length exerted by one wire on the other is
A rectangular loop carrying a current I is situated near a long straight wire such that the wire is parallel to the one of the sides of the loop and is in a plane of the loop. If a steady current I is established in wire as shown in figure, the loop will
In two current carrying conductors parallel currents________, anti parallel currents_________ .
Which one of the following is likely to give a precipitate with AgNO3 solution?
A solution of (–)-1-chloro-1-phenylethane in toluene racemises slowly in the presence of a small amount of SbCl5, due to the formation of
In SN2 reactions, the correct order of reactivity for the following compounds: CH3Cl, CH3CH2Cl, (CH3)2CHCl and (CH3)3CCl is
Direction (Q. Nos. 1-8) This section contains 8 multiple choice questions. Each question has four choices (a), (b), (c) and (d), out of which ONLY ONE is correct.
Q,
Which of the following pairs of compounds can be used as starting material in the synthesis of 2-phenyl-2-pentanol?
Choose the reagent and reactant that would produce 2-methyl-2-butanol as the major product.
What is the correct structure for the major compound produced by the following reaction sequence?
Primary alcohol can easily be prepared from primary alkyl halide via SN2 reaction with aqueous NaOH. However, similar method does not work for the preparation of tertiary alcohol. Which reaction can be used for the efficient preparation of tertiary alcohol {tertiary butanol) from tertiary butyl bromide?
An unknown liquid collected from a sample of peas, is added to a beaker of water and is vigorously shaken. After few minutes, water and the unknown liquid made two separate layers. To which class of biomolecules, does the unknown liquid most likely belongs?
Study the given statements and select the correct answer.
(i) Cellulose is a homopolymer of glucose.
(ii) Inulin is a homopolymer of fructose.
(iii) Starch gives blue colour and glycogen gives red colour with iodine solution.
(iv) Cellulose gives no colour with iodine solution.
Which part of the brain acts as a relay centre to receive and transmit general sensations except for smell :
Which of the following integrates all the activities of the organs?
Brain cavities are filled with CSF. In subarachnoid space, the CSF plays the following roles :
Match Column-I with Column-II and select the correct option from the codes given below.
Column-I
(A) Delivers blood to glomerulus
(B) Carries urine to pelvis
(C) Collects filtrate form Bowman's capsule
(D) Loop of Henle
Column-II
(i) Ascending and descending limbs
(ii) Renal artery
(iii) Collecting duct
(iv) PCT
514 videos|1455 docs|646 tests
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514 videos|1455 docs|646 tests
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