11.

12,

13.

14.

15,

16.

17,

18,

19,

The motion of an iron ball falling down under the action of gravity near the surface of the
earth is :

(5) uniform velocity (B) uniform acceleration
(ಲ) non-uniform acceleration (D) uniform retardation

Two object are said to have perfectly elastic collision when, before and after collision, their :
(A) momentum and kinetic energy are conserved

(8) momentum is conserved and kinetic energy is not conserved

(<) momentum is not conserved and kinetic energy is conserved

(D) momentum and kinetic energy are not conserved

The process involved in the sudden bursting of cycle tyre is :
(ಹ) isochoric process (൫) isothermal process
(ಲ) adiabatic process (D) isobaric process

The temperature at which the reading on the Celsius scale of temperature and Fahrenheit
scale of temperature becomes equal :

(മ) -30 608706 (8) —20 degree (9) - 50 degree (D) —40 degree

Fundamental equation that relates fluid pressure, fluid velocity and fluid height is :
(A) Equation of continuity (8) Bernoulli’s theorem
(ಲ) Stoke's law (D) Archimede’s principle

The resistance of a conductor depends on :
(A) length of the conductor

(8 area of cross-section of the conductor
(C) material of the conductor

(D) all of the above

The vibrant colours seen on the surface of thin oil films on the surface of water is due to :
(A) interference of light (8) refraction of light
(ಲ) dispersion of light (D) scattering of light

An example of universal gate is :
(ಹ) ೫೦1 ಜಟ (B) AND gate (ಲ) OR gate (D) NOR gate

The increasing order of frequency of electromagnetic wave is :
(ಹಿ) X-ray, gamma ray, radio wave, micro wave
(B) gamma ray, radio wave, X-ray, micro wave
(C) radio wave, micro wave, X-ray, gamma ray
(D) micro wave, gamma ray, radio wave, X-ray

116/2017 4 A