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In the above question, if the angular velocity is kept same but the radius of the path is halved, the new force will be

A

2F

B

F^2

C

F/2

D

F/4

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A body is thrown with a velocity of 9.8 m/s making an angle of 30o with the horizontal. It will hit the ground after a time

A

1.5 s

B

1 s

C

3 s

D

2 s

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Physics

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physics

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physics

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What is ozone hole

A

Hole in the ozone layer

B

Formation of ozone layer

C

Thinning of ozone layer in troposphere

D

Reduction in ozone thickness in stratosphere

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Math

A

15

B

3

C

45

D

None of these

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Math

A

d=bc

B

c=bd

C

b=cd

D

None of these

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Math

A

One-one but not onto

B

Onto but not one-one

C

One-one and onto

D

None of these

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