A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground.

Physics
A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground.

0.042361111111111

Cannot be found from the given information.

0.043055555555556

0.044444444444444

0.042361111111111

Cannot be found from the given information.

0.043055555555556

0.044444444444444

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Physics
Which of the following are used for accurately measuring very small time intervals ?

Pulsars

Quartz clocks

White dwarfs

Atomic clocks

Pulsars

Quartz clocks

White dwarfs

Atomic clocks

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Physics
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:

cohesion of mercury is greater than its adhesion with glass.

density of mercury is greater than that of water.

cohesion of water is greater than its adhesion with glass.

mercury is a metal.

cohesion of mercury is greater than its adhesion with glass.

density of mercury is greater than that of water.

cohesion of water is greater than its adhesion with glass.

mercury is a metal.

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Physics
Point A is at a lower electrical potential than point B. An electron between them on the line joining them will

Move at right angles to the line joining A and B

Remain at rest

Move towards A

Move towards B

Move at right angles to the line joining A and B

Remain at rest

Move towards A

Move towards B

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Physics
0°K is equivalent to

0°C

273°C

100°C

– 273°C

0°C

273°C

100°C

– 273°C

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Physics
For accurate scientific work, temperatures are often measured by

Alcohol thermometers

Mercury thermometers

Thermoelectric thermometers

Platinum resistance thermometers

Alcohol thermometers

Mercury thermometers

Thermoelectric thermometers

Platinum resistance thermometers

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Physics

Physics A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground.

Physics Which of the following are used for accurately measuring very small time intervals ?

Physics On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:

Physics Point A is at a lower electrical potential than point B. An electron between them on the line joining them will

Physics 0°K is equivalent to

Physics For accurate scientific work, temperatures are often measured by

Physics
A man standing on a edge of a cliff throws a stone vertically upwards with a certain speed. He then throws another stone downwards with the same speed. Find the ratio of the speeds of the two stones when they hit the ground.

Physics
Which of the following are used for accurately measuring very small time intervals ?

Physics
On a clean glass plate a drop of water spreads to form a thin layer whereas a drop of mercury remains almost spherical because:

Physics
Point A is at a lower electrical potential than point B. An electron between them on the line joining them will

Physics
0°K is equivalent to

Physics
For accurate scientific work, temperatures are often measured by