41)

Bernoulli’s equation ideally applies to fluids with

Class 11 Physics

A)

Both a and b

B)

Non viscous fluids

C)

Zero viscosity

D)

None

42)

Bernoulli’s equation does not hold good for

Class 11 Physics

A)

Both a and b

B)

Turbulent flow

C)

Non steady

D)

None

43)

Torricelli’s law is given by

Class 11 Physics

A)

V = 2gh

B)

V = √2gh

C)

V= √gh

D)

V = GH

44)

The device used to measure the flow speed of incompressible fluid is called as

Class 11 Physics

A)

Speedometer

B)

Venturi meter

C)

Meter

D)

None

45)

The force acting per unit area is called as

Class 11 Physics

A)

Stress

B)

Pressure

C)

Work

D)

Strain

46)

Pressure is the _____ quantity.

Class 11 Physics

A)

Scalar

B)

Tensor

C)

Vector

D)

None

47)

The SI unit of pressure is

Class 11 Physics

A)

Both a and b

B)

Pascal

C)

N/m2

D)

None

48)

The dimensions of pressure are

Class 11 Physics

A)

[M L-2 T-1]

B)

[M L-1 T-2]

C)

[M L T]

D)

None