NTSE SAT Physics Papers 01

This is NTSE SAT Physics Papers 01 .. There are 15 questions in this test with each question having around four answer choices.

Questions & Answers

One Newton is the force which produces an acceleration of

A
\(1m.{s^{ - 2}}\)on a body of mass 1 gm
B
\(1cm.{s^{ - 2}}\) on a body of mass 1 gm
C
\(1cm.{s^{ - 2}}\) on a body of mass 1 kg
D
\(1m.{s^{ - 2}}\) on a body of mass 1 kg
Correct

Two objects of mass ratio 1:4 are dropped from the same height. The ratio between their velocities when they strike the ground is

A
The velocity of the first object is twice that of the second one
B
The velocity of the 2nd object is one fourth of that of the 1st object
C
The velocity of the 2nd object is 4 times that of the 1st one
D
Both objects will have the same velocity
Correct

The electromagnetic radiations used for taking photographs of objects in dark

A
\(\gamma \)— rays
B
UV rays
C
Infra-red rays
Correct
D
X-rays

The work done by a force on a body will be positive if the body

A
moves perpendicular to the direction of applied force
B
moves opposite to the direction of applied force
C
moves along the direction of applied force
Correct
D
does not move

Identify the energy changes in the following two cases - A : A car moving up a hill B : Photographic film is exposed to sun-light

A
In ‘A’ kinetic energy in moving car is converted to potential energy and in ‘B’ potential energy is converted to light energy
B
In ‘A’ kinetic energy in moving car is converted to potential energy and in ‘B’ light energy is converted to chemical energy
Correct
C
In ‘A’ potential energy in moving car is converted to kinetic energy and in ‘B’ chemical energy is converted to light energy
D
In ‘A’ mechanical energy in moving car is converted to potential energy and in ‘B’ potential energy is converted to chemical energy

The instrument that is based on the principle that when an object is placed between first principal focus and the optic centre of convex lens, an upright, virtual and enlarged image on the same side of the object is formed, is

A
Simple microscope
Correct
B
Projector
C
Telescope
D
Camera

A charge of 1000 C flows through a conductor for 3 minutes and 20 seconds. Find the magnitude of current flowing through the conductor

A
10 A
B
5 A
Correct
C
0.5 A
D
2 A

Three resistance A, B, C are connected as shown below. Their resultant resistance is

A
6\(\Omega \)
B
5\(\Omega \)
C
7.2\(\Omega \)
Correct
D
11\(\Omega \)

The particle with mass equal to \(9.1 \times {10^{ - 31}}\)kg and charge equal to \( - 1.6 \times {10^{ - 19}}\) C is

A
\(\gamma \)
B
\(\alpha \)
C
X
D
\(\beta \)
Correct

The error and the correction to be made when the zeroth division of the head scale in a Screw gauge is above index line of the pitch scale respectively are

A
positive, negative
B
negative, negative
C
positive, negative
D
negative, positive
Correct

The isotopes that emit these radiations are used as radioactive tracers in medical science

A
\(\gamma \)— radiations
Correct
B
All the three
C
\(\alpha \)— radiations
D
\(\beta \)— radiations

The amount of heat energy required to raise the temperature of 1 kg of water through 1 \(C^\circ \)is

A
Kilo calorie
Correct
B
Specific heat
C
Thermal capacity
D
Calorie

Unit of frequency is

A
Hertz
Correct
B
\(cycle/{\sec ^2}\)
C
\(cycle/{\sec ^3}\)
D
\(cycle/{\sec ^4}\)

One electron volt is equal to

A
\(16 \times {10^{ - 19}}Joule\)
B
\(1.6 \times {10^{ - 10}}Joule\)
C
\(1.6 \times {10^{ - 19}}Joule\)
Correct
D
\(1.6 \times {10^{ - 9}}Joule\)

Power of a lens is measured in

A
Centimeter
B
Diaopter
Correct
C
Meter
D
Kilometer