The mean-square of a zero-mean random process is where k is Boltzmann’s constant, T is the absolute temperature, and C is capacitance. The standard deviation of the random process is
The transfer function of a real system, H(s), is given as :
where A, B, C and D are positive constants. This system cannot operate as
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When the Wheatstone bridge shown is used to find value of resistance Rx, the Galvanometer G indicates zero current when R1=50, R2=65 & R3=100. If R3 is known with +5% tolerance on its nominal value of 100, what is range of Rx in ohms?
The inverse Laplace transform of for ≥ 0 is
Statements:
All the harmoniums are instruments.
All the instruments are flutes.
Conclusions:
(1) All the flutes are instruments.
(2) All the harmoniums are flutes.
Directions: Study the following information to answer the given question.
Five Women Madhu, Kanchan, Chandni, Sheela and Rekha are married to Doctor, Naval Officer, Lawyer, Sales Manager and Engineer. The ladies are Accountant, Teacher and Doctor by Profession, while two are Housewives.
(i) One husband and Wife have the same profession.
(ii) Madhu and Kanchan are neither Housewives nor they are married to Doctor or Lawyer.
(iii) Sheela and Rekha are neither Teacher nor Accountant and their Husbands are neither the Engineer nor are in a Navy.
(iv) The Sales Manager is not Madhu’s or Chandni’s husband. His Wife is an Accountant.
(v) Rekha is not a doctor
(Vi) Chandni is not a Teacher and the Teacher’s husband is Naval officer.
Q. Who is the wife of Engineer?
If 'orange' is called 'butter', 'butter' is called 'soap', 'soap' is called 'ink', 'ink' is called 'honey' and 'honey' is called 'orange', then which of the following is used for washing clothes?
Directions: Read the information given below to answer the question.
Rani and Shreshtha are a married couple having two daughters, Medha and Deepti. Deepti is married to Anurag, who is the son of Garima and Tarun. Nidhi is the daughter of Anurag. Komal, who is Anurag's sister, is married to Harshit and has two sons, Aman and Prem. Prem is the grandson of Garima and Tarun.
Q. What is the relation between Aman and Nidhi?
Directions: Study the information given below and answer the question that follows.
A is the father of two children, B and D, who are of different sexes.
C is B's spouse.
E is of the same sex as D.
B and C have two children: F, who is of the same sex as B and G, who is of the same sex as C.
E's mother H, who is married to L, is the sister of D's mother, M.
E and E's spouse, I, have two children J and K, who are of the same sex as I.
No person has married more than once, and no children have been born out of wedlock.
The only restriction on marriage is that marriage to a sibling, to a direct descendant, or to more than one person at the same time is forbidden.
Q. According to the rules, D can marry
In the following question assuming the given statements to be true, find which of the conclusion among given conclusions is/are definitely true and then give your answer accordingly.
Statements:
L > F = S < T ≤ Q < P
Conclusions:
I. F < Q
II. L > S
III. T < P
In the following question, assuming the given statements to be true, find which of the following among the given conclusions is/are definitely true and then give your answers accordingly.
Statement:
S = U > K > L ≥ Y < R ≤ B
Conclusion:
I. K < Y
II. L > Y
III. L = Y
Direction: Study the following information and answer the questions that follow:
Five guest lecturers have to be scheduled for students starting from Monday and ending on Friday of the same week. The topics of lectures are maths, science, language, civics, and grooming, not necessarily in the same order. The experts for lectures belong to Hyderabad, Chennai, Mumbai, Delhi, and Jaipur, not necessarily in the same order. Three guest lecturers are females and two are males.
The males will take lectures on alternate days and won't be available on Monday. The expert who belongs to Delhi is a female and is free only on Tuesday. The Civics lecture needs to be scheduled on Wednesday. Neither grooming nor maths can be scheduled for Monday. The language lecture should be scheduled after civics. The grooming expert belongs to Hyderabad. The expert of science neither belongs to Chennai, nor to Jaipur. A female expert belongs to Jaipur.
Q.
Which of the following statements is true about the lecture on grooming?
A. The expert who took the lecture is female.
B. The expert delivered a lecture on Thursday.
C. The expert delivered a lecture on Tuesday.
Direction: Study the following information and answer the questions that follow:
Five guest lecturers have to be scheduled for students starting from Monday and ending on Friday of the same week. The topics of lectures are maths, science, language, civics, and grooming, not necessarily in the same order. The experts for lectures belong to Hyderabad, Chennai, Mumbai, Delhi, and Jaipur, not necessarily in the same order. Three guest lecturers are females and two are males.
The males will take lectures on alternate days and won't be available on Monday. The expert who belongs to Delhi is a female and is free only on Tuesday. The Civics lecture needs to be scheduled on Wednesday. Neither grooming nor maths can be scheduled for Monday. The language lecture should be scheduled after civics. The grooming expert belongs to Hyderabad. The expert of science neither belongs to Chennai, nor to Jaipur. A female expert belongs to Jaipur.
Q.
The expert from Delhi delivered a lecture on which of the following subjects?
For a student to qualify for a certain course, the average of his marks in the permitted 3 attempts must be more than 60. His first two attempts yielded only 45 and 62 marks respectively. What is the minimum score required in the third attempt to qualify?
Directions to Solve
In each of the following questions find out the alternative which will replace the question mark.
Question -
CUP : LIP :: BIRD : ?
Directions to Solve
In each of the following questions find out the alternative which will replace the question mark.
Question -
Flow : River :: Stagnant : ?
Directions to Solve
In each of the following questions find out the alternative which will replace the question mark.
Question -
Ornithologist : Bird :: Archealogist : ?
(A) An apple a day, keep the doctor away.
(B) Be the change you wish to see in the world.
(C) Without music, life would be a mistake.
(D) A room without books is like a body without soul
(A) I believe that 20% of your work generates 80% of your returns
(B) Justice R Banumathi recently became the first woman judge from Tamil Nadu to be elevated to the Supreme Court.
(C) Raman asks a lot of questions in the class. This leads to him understanding the class concepts better than others.
(D) Taking the CLAT online may or may not lead to an increase in the number of aspirants taking the CLAT.
A container contains 40 litres of milk. From this container 4 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container?
Look at this series: 2, 1, (1/2), (1/4),...so on. What number should come next?
The average of a batsman after 25 innings was 56 runs per innings. If after the 26th inning his average increased by 2 runs, then what was his score in the 26th inning?
If x = 2 is a root of the quadratic equation 3x2 – px – 2 = 0, then the value of ‘p’ is
Harish bought a horse for $20,000 and sold it to Monika at a gain of 20%. Monika sold it to Sonu at a loss of 5%. Find the cost price for Sonu.
The height of a cylinder is 14 cm and its curved surface area is 264 sq. cm. Find the radius of its base.
A man is 24 years older than his son. In two years, his age will be twice the age of his son. The present age of his son is:
The least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder, is
The sum of 3 consecutive even number is 40 more than the average of these numbers. Which of the following is the 2 largest number ?
In a class, 60% of the students are boys and in an examination, 80% of the girls scored more than 40 marks(Maximum Marks:150). If 60% of the total students scored more than 40 marks in the same exam, what is the fraction of the boys who scored 40 marks or less.
Q.
Two ships are sailing in the sea on the two sides of a lighthouse. The angle of elevation of the top of the lighthouse is observed from the ships are 30° and 45° respectively. If the lighthouse is 100 m high, the distance between the two ships is: