AIIMS (All India Institute of Medical Sciences) Physics: Questions 305  309 of 500
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Question number: 305
» Kinematics » Motion in a Straight Line
Question
A body is thrown horizontally with a velocity from the top of a tower of height h. It strikes the level ground through the foot of the tower at a distance from the tower. The value of x is
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Choice (4)  Response  

a. 


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c. 


d. 


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Question number: 306
Question
In below figure between two rigid walls P and Q, a block of mass is moving with constant velocity , towards a spring of spring constant . The block is moving from P and strikes at the end R of the spring at distance . If the collision between the block and wall P is perfectly elastic, the time period T (in seconds) of the motion of the block will be –
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Choice (4)  Response  

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Question number: 307
» Work, Energy and Power » Conservative and NonConservative Forces
Question
A water drop of mass is introduced between two plates with separation. Calculate the force of attraction between the plates.
Choices
Choice (4)  Response  

a.  1.8 N 

b.  2.8 N 

c.  1.0 N 

d.  3.2 N 

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Question number: 308
» Atoms and Nuclei » Radioactive Decay Law
Question
A radioactive material has a half – life of 8 days. What fraction of the material would remain after 32 days –
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Question number: 309
» Work, Energy and Power » Kinetic Energy
Question
Find the mean translation kinetic energy of an oxygen molecule at 27^{0} C. (Given: Avogadro number and ).
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Choice (4)  Response  

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c. 


d. 


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