NTS Quantitative Reasoning MCQS with Answers
In a common base transistor circuit the current gain is 0.98.On changing the emitter current by 5.00 mA, the change in collector current is:
4.9 mA
2.45 mA
0.196 mA
5.1 mA
The average binding energy of a nucleon inside an atomic nucleus is about
8 Joules
8 MeV
8 ergs
8 eV
A monochromatic source of light is placed at a large distance d from a metal surface Photoelectrons are ejected at rate n,kinetic energy being E. If the source is brought nearer to distance d/2, the rate and kinetic energy per photoelectron become nearly
2n and 2E
4n and E
N and 4E
4n and 4e
Who explained the origin of the Fraunhofer lines?
Fraunhoffer
Kirchhoff
Snell
Fresnel
The essential distinction between X-rays and y-rays is that
y-rays are more penetrating than X-rays
y-rays have greater ionizing power than X-rays
y-rays emanate from nucleus while X-rays emanate from outer part of the atom
y-rays have smaller wavelength than X-rays
Center of mass is a point
Where the whole mass of the body is supposed to be centered
Which is geometric center of a body
Which is the origin of reference frame
From which distance of particles are same
Huygen’s wave theory of light cannot explain
Diffraction
Interference
Photoelectric effect
Polarization
A couple produces
No motion
Linear and rotational motion
Purely rotational motion
Purely linear motion
What remains constant when the earth revolves around the sun?
Linear kinetic energy
Angular momentum
Angular kinetic energy
Linear momentum
Which of the following lists of physical quantities consists only of vectors:
Force,volume,momentum
Time,temperature,velocity
Force,acceleration,velocity
Velocity,acceleration,mass
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