ENGINEERING MECHANICS MCQ-:06

Q.1 When the acceleration is proportional to displacement the motion is called ?

A. Gyroscopic 

B. Rotational 

C. Simple harmonic 

D. Angular 

Ans-: C

Q.2 In the universe, which type of force keeping the planets in a regular orbit ?

A. Magnetic force 

B. Gravitational force 

C. Electromagnetic force

D. Electrostatic force

Ans-: B

Q.3 A swinging pendulum eventually stops because its energy is ______.

A. Converted to heat energy

B. Converted to electrical energy 

C. Destroyed 

D. None of the above 

Ans-: A

Q.4 When the angle of projection is _____ the range of projectile is maximum. 

A. 90°

B. 45°

C. 30°

D. 180°

Ans-: B

Q.5 The escape velocity of a body on the earth remains unchanged with variation of _________.

A. Speed

B. Length 

C. Mass

D. Weight

Ans-: C

Q.6 The escape velocity is depends upon the ______.

A. Mass of the body 

B. Weight of the body

C. Speed of the body 

D. Planet 

Ans-: D

Q.7 Time in upward journey is ____ as in downward journey. 

A. Same

B. Maximum 

C. Minimum 

D. Depend on the distance 

Ans-: A

Q.8 When two systems are in resonance, then the following parameter for both is equal ?

A. Wavelength 

B. Frequency 

C. Intensity 

D. Amplitude 

Ans-: B

Q.9 According to law of static friction the magnitude of the force of friction,is always ______ to the applied force. 

A. Maximum 

B. Equal 

C. Minimum 

D. Greater than 

Ans-: B

Q.10 The force of friction depends upon the __________ of the surface. 

A. Area 

B. Roughness 

C. Thickness 

D. All of the above 

Ans-: B