Objective Questions and Answers on General Science – Set 6
Objective Questions and Answers on General Science – Set 6
1-Which of the following is (are) non contact force(s)?
- Gravitational force
- Electromagnetic force
- Electrostatic force
- All of the above
(Ans:d)
2-Pressure is calculated as
- Force / Area
- Force x Area
- Force / Volume
- Force x Volume
(Ans:a)
3-At this stage we consider only those forces which act ______ to the surface on which the pressure is to be computed.
- Perpendicular
- Parallel
- At an angle
- In any direction
(Ans:a)
4-The force of friction acts
- in the direction of motion
- opposite to the direction of motion
- perpendicular to the direction of motion
- none of the above
(Ans:b)
5-The frictional force exerted by fluids is called
- Resistance
- Thrust
- Drag
- All of the above
(Ans:c)
6-In humans, the sound is produced by
- Larynx
- Windpipe
- Pharynx
- Trachea
(Ans:a)
7-The number of oscillations per second is called the ______ of oscillation.
- Velocity
- Rate
- Frequency
- Amplitude
(Ans:c)
8-The loudness is expressed in a unit called
- Decibel
- Hertz
- Pitch
- None of the above
(Ans:a)
9-The following is bad conductor of electricity
- Tap water
- Water from hand pump
- Salt water
- Distilled water
(Ans:d)
10-Most liquids that conduct electricity are solutions of
- Acids
- Bases
- Salts
- All of the above
(Ans:d)
11-The process of depositing a layer of any desired metal on another material by means of electricity is called
- Electroplating
- Galvanizing
- Buffing
- Polishing
(Ans:a)
12-A device used to test whether an object is carrying charge or not is known as
- Electroscope
- Multimeter
- Potentiometer
- Voltmeter
(Ans:a)
13-The earthquakes can cause
- floods
- landslides
- tsunamis
- All of the above
(Ans:d)
14-The weak zones where earthquakes are more likely to occur are known as
- Seismic
- Kratogen
- Prostrate
- None of the above
(Ans:a)
15-Destructive earthquakes have magnitudes higher than ____ on the Richter scale.
- 5
- 6
- 7
- 8
(Ans:c)