A tank filled partially with a liquid is subjected to a uniform horizontal acceleration. Which of the following is true for the surface of liquid in the tank?

Physics
A tank filled partially with a liquid is subjected to a uniform horizontal acceleration. Which of the following is true for the surface of liquid in the tank?

None

The surface of the liquid remains horizontal

The liquid surface falls down only at the center of the tank

The liquid surface falls down on the direction of motion and rises up on the back side of the tank

None

The surface of the liquid remains horizontal

The liquid surface falls down only at the center of the tank

The liquid surface falls down on the direction of motion and rises up on the back side of the tank

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Physics
When a steel ball is placed on the surface of mercury, it does not sink because

Of the surface tension of mercury

Mercury is a semisolid

Of the high viscosity of mercury

The density of mercury is greater than that of steel

Of the surface tension of mercury

Mercury is a semisolid

Of the high viscosity of mercury

The density of mercury is greater than that of steel

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Physics
What measures Air pressure?

Spectrometer

Barometer

Bolometer

Barkometer

Spectrometer

Barometer

Bolometer

Barkometer

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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 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.

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

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Physics
Which of the following statements is true when we see ''rainbow' ?

We face sun and raindrops

The Sun remains behind us and we face raindrops

In light rainfall, we face Sun

The sky remains clear and the sun is at lower position in the sky

We face sun and raindrops

The Sun remains behind us and we face raindrops

In light rainfall, we face Sun

The sky remains clear and the sun is at lower position in the sky

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Physics
Which of these waves can be polarized ?

Sound waves in air

Light waves

Longitudinal waves on a string

Transverse waves on a string

Sound waves in air

Light waves

Longitudinal waves on a string

Transverse waves on a string

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Physics

Physics A tank filled partially with a liquid is subjected to a uniform horizontal acceleration. Which of the following is true for the surface of liquid in the tank?

Physics When a steel ball is placed on the surface of mercury, it does not sink because

Physics What measures Air pressure?

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

Physics Which of the following statements is true when we see ''rainbow' ?

Physics Which of these waves can be polarized ?

Physics
A tank filled partially with a liquid is subjected to a uniform horizontal acceleration. Which of the following is true for the surface of liquid in the tank?

Physics
When a steel ball is placed on the surface of mercury, it does not sink because

Physics
What measures Air pressure?

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

Physics
Which of the following statements is true when we see ''rainbow' ?

Physics
Which of these waves can be polarized ?