A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ?

Physics
A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ?

B will reach the ground first.

The question is incomplete because the masses of the spheres are not given.

Both the spheres will reach the ground simultaneously.

A will reach the ground first.

B will reach the ground first.

The question is incomplete because the masses of the spheres are not given.

Both the spheres will reach the ground simultaneously.

A will reach the ground first.

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Physics
Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?

Force and rate of change of linear momentum

Pressure and Young's modules

Planck's constant and Angular momentum

Impulse and moment of force

Force and rate of change of linear momentum

Pressure and Young's modules

Planck's constant and Angular momentum

Impulse and moment of force

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Physics
The waveform of a certain signal can be studied by

Spectrometer

P – n junction diode

Cathode ray oscilloscope

Sonometer

Spectrometer

P – n junction diode

Cathode ray oscilloscope

Sonometer

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Physics
If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same:

Acceleration

Momentum

Velocity

Kinetic energy

Acceleration

Momentum

Velocity

Kinetic energy

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Physics
It is more difficult to walk on a sandy road than on a concrete road because

the friction between sand and feet is less than that between concrete and feet.

the friction between sand and feet is more than that between concrete and feet.

the sand is grainy but concrete is smooth.

sand is soft and concreter is hard.

the friction between sand and feet is less than that between concrete and feet.

the friction between sand and feet is more than that between concrete and feet.

the sand is grainy but concrete is smooth.

sand is soft and concreter is hard.

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Physics
Water drops cannot stick to the oily surface due to

Lack of adhesive force

Surface tension

Water is lighter than oil

Cannot mix each other

Lack of adhesive force

Surface tension

Water is lighter than oil

Cannot mix each other

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Physics

Physics A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ?

Physics Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?

Physics The waveform of a certain signal can be studied by

Physics If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same:

Physics It is more difficult to walk on a sandy road than on a concrete road because

Physics Water drops cannot stick to the oily surface due to

Physics
A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ?

Physics
Out of the following pairs, choose the pair in which the physical quantities do not have identical dimension?

Physics
The waveform of a certain signal can be studied by

Physics
If two bodies of different masses, initially at rest, are acted upon by the same force for the same time, then the both bodies acquire the same:

Physics
It is more difficult to walk on a sandy road than on a concrete road because

Physics
Water drops cannot stick to the oily surface due to