Topics

The ray which does not affect the photographic plate is


A) Alpha ray

B) Beta ray

C) Gamma ray

D) None of these

Correct Answer:
D) None of these


Part of solved Physics questions and answers : >> General Science >> Physics




Comments
No comments available




Similar Questions
1). When a ray of light is. passed through .......... crystal, double refraction occurs
A). Calcite
B). Sodium Chloride
C). Diamond
D). Zinc Sulphide
-- View Answer
2). A current of 8A flows through 10 turn coil of a tangent galvanometer having a diameter of 16 cm. The field on the centre of the coil is
A). 2.5 A turn/m
B). 25 A turn/m
C). 200 A turn/m
D). 250 A turn/m
-- View Answer
3). The shape of the graph drawn between in \( \Large p_{1} \), versus \( \Large \frac{1}{T} \) for an intrinsic semi-conductor is (\( \Large p_{1} \)-resistivity, T-temperature)
A). Straight line
B). Circle
C). Parabola
D). Ellipse
-- View Answer
4). The focal length of two lenses in contact is given by
A). \( \Large F=f_{1}-f_{2} \)
B). \( \Large F=f_{1}f_{2} \)
C). \( \Large F=f_{1}+f_{2} \)
D). \( \Large \frac{1}{F}=\frac{1}{f_{1}}+\frac{1}{f_{2}} \)
-- View Answer
5). A glass container (u=1.65) is filled with a liquid of refractive index 1.46. When light is incident normally on the surface the amount of light transmitted through the container is
A). 0.18
B). 0.36
C). 0.44
D). 1
-- View Answer


6). SONAR is mostly used
A). Doctors
B). Engineers
C). Navigators
D). Astronauts
-- View Answer
7). A moving coil galvanometer can be converted into an ammeter by connecting
A). a low resistance in parallel with a galvanometer
B). a high resistance in parallel with a galvanometer
C). a high resistance in series with a galvanometer
D). a low resistance in series with a galvanometer
-- View Answer
8). The resolving power of a telescope is highest for
A). Blue light
B). Green light
C). Yellow light
D). Red light
-- View Answer
9). If the total energy of a particle is thrice its rest energy, the then velocity of the particle is, (c - velocity of light)
A). \( \Large \frac{c}{3} \)
B). \( \Large \frac{2c}{3} \)
C). \( \Large \frac{2\sqrt{2}c}{3} \)
D). \( \Large \frac{\sqrt{2}c}{3} \)
-- View Answer
10). When the polarising angle for a dense flint glass is 60°30', then its refractive index is ......
A). 1.333
B). 1.541
C). 1.627
D). 1.768
-- View Answer
Home About Us Terms and Conditions Privacy Policy Contact us