Physics | General Science Multiple Choice Questions(MCQ)
भौतिक विज्ञान बहुविकल्पीय प्रश्न
Welcome to our exclusive collections of Physics | General science multiple choice questions (MCQs) with answers. Physic| General science is the very important section for competitive exams.
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Physics MCQs for all Competitive Exams SET-23
भौतिक विज्ञान बहुविकल्पीय प्रश्न
Question : 1-10
Question : 1
Small rain-drops are spherical in shape because of:
[A]. Surface-tension[B]. Gravity
[C]. Atmospheric pressure
[D]. Evaporation
Question : 2
Rolling a drum is easier than pulling it along a road because:
[A]. Rolling causes less friction[B]. Friction is more when the object is rolled
[C]. Pulling willl damage the drum
[D]. None of the above
Question : 3
An aeroplane rises up:
[A]. On account of upward thrust of air[B]. As the air over the aeroplane is denser than that under the plane
[C]. As the pressure over its wings is more than the pressure under them
[D]. As its nose is pointed upwards
Question : 4
It is more difficult to walk on ice than on a concrete road because
[A]. There is very little friction between the ice and feet pressing it[B]. Ice is soft when compared to concrete
[C]. There is more friction between the ice and feet
[D]. None of these
Question : 5
The minimum number of Non zero non collinear vectors required to produce a zero vector is
[A]. 3[B]. 2
[C]. 4
[D]. 1
Question : 6
Ball bearings are used in cycles, scooters etc to
[A]. Increase the friction between the wheel and the axle[B]. Reduce the friction between the wheel and the axle
[C]. Reduce the friction between ground and the whee
[D]. None of the above
Question : 7
Rain drops acquire spherical shape due to
[A]. Viscosity[B]. Surface tension
[C]. Friction
[D]. Elasticity
Question : 8
To produce deflection in a television picture tube:
[A]. An electric field is used[B]. A magnetic field is used
[C]. Both electric and magnetic field are used
[D]. None of the above
Question : 9
Optical fiber works on the principle of
[A]. Scattering[B]. Interference
[C]. Total internal reflection
[D]. Refraction
Question : 10
Formation of shadows can be explained by
[A]. Rectilinear propagation of light[B]. Reflection
[C]. Refraction
[D]. Total internal reflection
To Read Next Set
Click on below links
- Physics MCQs for all Competitive Exams SET-16
- Physics MCQs for all Competitive Exams SET-17
- Physics MCQs for all Competitive Exams SET-18
- Physics MCQs for all Competitive Exams SET-19
- Physics MCQs for all Competitive Exams SET-20
- Physics MCQs for all Competitive Exams SET-21
- Physics MCQs for all Competitive Exams SET-22
- Physics MCQs for all Competitive Exams SET-23
- Physics MCQs for all Competitive Exams SET-24
- Physics MCQs for all Competitive Exams SET-25
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