List of practice Questions

The velocity \(v\) of a particle as a function of time t is given by \(v(t) = v_0 (1 – e^{–αt})\). The dimension of \(v_0/α\) is

A particle moves along x-axis following the relation x = 4(t-2)+a(1-2)², where x is the distance travelled in time t. In that case, which of the following statement(s) is/are true?

A particle is moving in a straight line with simple harmonic motion of amplitude ‘A’. At a distance B from the mean position, the particle receives a blow in the direction of motion which instantaneously doubles the velocity. The new amplitude A' will be,

An electron of mass m and a photon have same energy E. If their de Broglie wavelengths \(λ\) are \(λ_e\) and \(λ_p\), respectively, then \(\frac{λ_e}{λ_p}\) is proportional to,

The variation of voltage V with charge Q of a capacitor is shown in the figure. The area of the triangle OAB represents,

The given figure shows the variation of pressure P versus density ρ for an ideal gas at two temperatures T₁ and T₂. Then,

In the following order series, some of the letters are missing which are given in that order as one of the alternatives below it. Choose the correct alternative:
_bc_b_dac_abd_bc.

Choose the correct alternative:
Mango: Fruit :: Potato: ?

Find the common characteristic among the given words :
Hamlet: Macbeth: Faustus

An artificial satellite is moving in a circular orbit around the earth with a speed equal to half the magnitude of the escape velocity from the earth's surface. The height of the satellite above the earth's surface is [R = Radius of the earth]

Find the missing number from the given alternatives:

Statements: Some flowers are rods. Some rods are doors. Some doors are houses.
Conclusion: (I) Some houses are flowers.
(II) Some doors are flowers.
(III) Some flowers are doors.
(IV) No house is flower.
Find the appropriate answer.

Find out the (?) figure of the given series.

Count the number of squares in the following figure:

Choose the correct mirror image of the given figure :

Select a figure amongst the four alternatives, which complete the given figure.

Observe the dots on a dice (one to six dots) in the following figures :

How many dots are contained on the face opposite to that containing four dots ?

Pointing to a photograph, a man said
"I have no brother or sister, but that man's father is my father's son."
Whose photograph, was it?

'P #Q' means 'P is father of Q';
'P + Q' means 'P is mother of Q';
'P - Q' means 'P is brother of Q'
If A+B #C-D, then A is D's -

A, P, R, X, S and Z are sitting in a row. S and Z are in the centre, and A and P are at the ends. R is sitting on the left of A. Then who is sitting on the right of P?

Manik walked 40 metres towards north, took a left turn walked 20 metres. He again took a left turn and walked 40 metres. How far and in which direction is he from the starting point?

If '+' means 'x', 'x'means '-', '' means '+', and '-' means '', then which of the following gives the result of
175-25÷5+20×3+10?

Select the sentence which is grammatically wrong:

A sentence is broken in several parts. The parts P, Q, R and S are shuffled. Select the correct option below to arrange these parts so as to form a complete and most meaningful sentence.
(1) When he reached his office
(P) to get home early
(Q) he phoned his mother
(R) that he wouldn't be able
(S) to tell her
(6) as he had promised.

Choose the word, which has nearly the same meaning as LOQUACIOUS.