G.K. Practice Test: Question Set - 04
1. What is the answer to this question?
- (A) An
object existence
- (B) A
subject existence
- (C) No existence
- (D) Both
subjective and objective existence
2. Metals are good conductors of electricity because
- (A) They
contain free electrons
- (B) The
atoms are lightly packed
- (C) They
have high melting point
- (D) All
of the above
3. Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2
- (A) 0.14 m/s
- (B) 140 m/s
- (C) 1.4 km/s
- (D) 14 m/s
4. The ozone layer restricts
- (A) Visible
light
- (B) Infrared
radiation
- (C) X-rays and
gamma rays
- (D) Ultraviolet
radiation
5. When a moving bus stops suddenly, the passenger are pushed forward because of the
- (A) Friction
between the earth and the bus
- (B) Friction
between the passengers and the earth
- (C) Inertia
of the passengers
- (D) Inertia of
the bus
6. The velocity of sound in air (under normal condition) is
- (A) 30 m/sec
- (B) 320 m/sec
- (C) 343 m/sec
- (D) 3,320 m/sec
7. Escape velocity of a rocket fired from the earth towards the moon is a velocity to get rid of the
- (A) Earth's
gravitational pull
- (B) Moon's
gravitational pull
- (C) Centripetal
force due to the earth's rotation
- (D) Pressure
of the atmosphere
8. If force is expressed in Newton and the distance in meter, then the work done is expressed in
- (A) Joule
- (B) Kg wt
- (C) Kg wt m
- (D) Watt
9. Which is the closest planet to Earth?
- (A) Mars
- (B) Venus
- (C) Jupiter
- (D) Mercury
10. The planet which is farthest from the Sun is
- (A) Uranus
- (B) Saturn
- (C) Pluto
- (D) Neptune
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