TET-Ctet-physics-set-21

Physics MCQs for all Competitive Exams SET-21
Physics Multiple Choice question for All Competitive Exams

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.
इस पोस्ट में हम भौतिकी से सम्बंधित कई महत्वपूर्ण बहुविकल्पीय प्रश्न उत्तर प्रस्तुत कर रहे है , जो कई प्रतियोगी परीक्षाओ में पूछे जाते है. जैसे TET, CTET, Police exams ,army exams, CDSE , SBI Clerk , SBIPO, PO, RRB , IBPS PO , PSc, State PSC, Patwari, Samvida, Teacher recruitment test, UPSC, SSC, CGL, SI, CDS, MAT , SSC 10+2 , CLAT , NIFT , SBI , IBPS Clerk, Vyapam, आदि.

Physics MCQs for all Competitive Exams SET-21
भौतिक विज्ञान बहुविकल्पीय प्रश्न


Question : 1-10

Question : 1

The working of the quartz crystal in the watch is based on the

[A].   Piezo - electric Effect
[B].   Edison Effect
[C].   Photoelectric Effect
[D].   Johnson Effect


Question : 2

A wheel that has 6 cogs is meshed with a larger wheel of 14 cogs. When the smaller wheel has made 21 revolutions, the number of revolutions made by the larger wheel is:

[A].   12
[B].   49
[C].   9
[D].   4


Question : 3

A wooden block is floating in water. If 4/5 of its volume is immersed in water andvolume of the water displaced is 800ml, the volume of the block is:

[A].   1140 ml
[B].   200 ml
[C].   800 ml
[D].   100 ml


Question : 4

The rising of ink to the point of nib in a fountain pen is due to:

[A].   Surface tension
[B].   Capillary action
[C].   Gravitational attraction
[D].   None of the


Question : 5

As one goes up the mountain one suffers from nose bleeding sometimes. The reason is that

[A].   Blood pressure decreases at high altitudes
[B].   Blood pressure increases at high altitudes
[C].   As one starts going up, the pressure of the blood capillaries becomes higher than the outside pressure
[D].   None of the above


Question : 6

The most suitable unit for expressing nuclear radius is

[A].   Micro
[B].   Nanometre
[C].   Fermi
[D].   Angstrom


Question : 7

The basic reason for the extraordinary sparkle of suitably cut diamond is that

[A].   It has well defined cleavage planes
[B].   It has a very high transparency
[C].   It has a very high refractive index
[D].   It is very hard


Question : 8

A balloon filled with air is weighted (W) so that it just floats in water. When it is further pushed a short distance in water it will:

[A].   Sink to the bottom
[B].   Stay at the depth where it stands submerged
[C].   Not come back to its original position
[D].   Sink down a little further but will not reach the bottom


Question : 9

Air pressure is usually highest when the air is 

[A].   Warm and moist
[B].   Cool and dry
[C].   Warm and dry
[D].   Cool and moist


Question : 10

Ultrasonic waves are used for stirring liquid solutions because they 

[A].   Do not produce noise during the operation
[B].   Are easy to produce
[C].   Can produce perfectly homogeneous solutions
[D].   Do not produce chemical reactions in the solution





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