Free Printable Physics Aptitude JEE

Worksheets

Physics Aptitude JEE

Total questions: 21

Worksheet time: 11mins

Name

Class

Date

An elevator is moving up with uniform velocity. In the elevator frame of reference, the direction of pseudo force is?

pseudo force is zero

Value of friction force acting between a block and floor is?

$\mu N$

$>\mu N$

$0\le f\le\mu N$

Work done by all the forces is equal to = change in ________

potential energy

kinetic energy

mechanical energy

total energy

Value of g ( in $ms^2$ ) at the centre of the earth is?

9.8

<9.8 but not ZERO

>9.8

ZERO

A stretched copper wire is under___________

longitudinal stress

shear stress

volume stress

compressive stress

While using the formula $F=V\rho g$ for calculating buoyant force, what density stand for?

density of the immersed object

density of the displaced liquid

When a spherical object is under pure rolling on a rough floor with uniform velocity, which of the following is true about friction acting at the bottom most point?

ZERO

forward, backward or ZERO

Velocity and acceleration vectors at the topmost point of a ground to ground projectile are______

parallel

anti-parallel

perpendicular

The equation $v=u+at$ , be applied if acceleration is produced by a spring force.

TRUE

FALSE

10.

Centre of mass of an object must be present within the bulk of the object.

11.

Moment of inertia of a HOLLOW sphere about an axis passing through centre is?

$\frac{2}{3}MR^2$

$\frac{2}{5}MR^2$

$\frac{2}{7}MR^2$

$\frac{5}{3}MR^2$

12.

For string fixed at both the ends ______ harmonics of fundamental frequency are ALLOWED.

ALL

Only EVEN

Only ODD

13.

Parallel axis theorem can be applied to

All types of objects

Only LAMINAR objects

14.

The value of coefficient of restitution (e) for an ELASTIC COLLISION is?

1.5

0.5

15.

Find the ODD one one out in terms of dimensions.

Force

Work

Energy

Torque

16.

Which of the following is (are) possible for POTENTIAL Difference between the terminals of a battery (with internal resistance) in a circuit?

PD > EMF

PD < EMF

PD = EMF

17.

In the scheme of colour code of resistor which DIGIT does the colour BLACK stand for?

(a)

18.

An uncharged parallel plate capacitor is connected to a battery. After charging it is removed. If the entire capacitor is now imagined inside a GAUSSIAN Surface, then flux coming out of the surface is?