Question # 1

Blood is an

Choose an answer

Compressible fluid

incompressible fluid

hard

none of them

The vast majority of solids are in the form of

Choose an answer

amorphous structure

polymeric structure

crystalline structure

all of them

SI unit of impedance is

Choose an answer

hertz

henry

ampere

ohms

Position and momentum of a particle cannot both be measured simultaneously with perfect accuracy. This is the statement of

Choose an answer

photoelectric effect

pair production

Compton effect

uncertainty principle

In reverse-biased p-n junction, the reverse current is due to flow of:

Choose an answer

Minority charge carriers

Majority charge carriers

Free electrons from p to n-region

Holes from n to p-region

all are true except (B)

Silicon is one of the mot commonly used:

Choose an answer

onductor

Dielectric

Insulator

Semiconduction

Both (B) and (C)

In solids, only following type/s of wave can travel:

Choose an answer

Transverse

Longitudinal

Both A and B

None of them

For measuring the angle between two vectors graphically, we join:

Choose an answer

Tails of both the vectors

Tail of one vector with the head of other

Heads of both the vectors

None of these

Which one of the least multiple:

Choose an answer

Pico

Femto

Nano

Atto

An electric field is generated along the wire when:

Choose an answer

Its resistance is very high

A constant potential is maintained across the wire

Net current through the wire is zero

A constant potential difference is maintained across the wire

Either (A) or (D)

Max Planck received the Nobel Prize for his discovery of energy quants in:

Choose an answer

1718 AD

1918 AH

1818 AD

1918 AD

None of these

In proportional limit (σ) of material, the stress increases with strain

Choose an answer

Linearly

Constant

Abruptly increases

None of these

The relation for the diffraction pattern, when it is minimum

Choose an answer

d/2 sin θ = λ

sin θ = λ/2

d sin θ = λ

None of these

Value of solar constant is

Choose an answer

1 kw/m²

1.4 kw/m²

1.4 w/m²

1 w/m²

Two equal an opposite forces acting along the same line of action will result in

Choose an answer

translational equilibrium only

rotational equilibrium only

translational as well as rotational equilibrium

neither translational nor rotational equilibrium

For full wave rectification, the minimum number of diodes used is:

Choose an answer

1

2

3

4

The bottom of a container filled with liquid appear slightly raised because of

Choose an answer

Refraction

Interference

Diffraction

Reflection

If the earth were to stop rotating, the value of 'g', the acceleration during to gravity at Delhi

Choose an answer

Increases

Decreases

Remains unchanged

Becomes zero

Two row boats moving parallel in the same direction and pulled toward each other due to the application of Bernoulli's equation

Choose an answer

Stake's theorem

Toricelli's theorem

Venturi relation

None of these

A wire can support a load W without breaking. It is cut into two equal parts. The maximum load that each part can support is:

Choose an answer

W/4

W/2

W

2 W

The percentage uncertainties are when current I is following 0.84 ± 0.05 A due to potential difference 5.2 ± 0.1 V. The uncertainty of R is

Choose an answer

7.72 ± 0.5 ohm

6.62 ± 0.5 ohm

6.6 ± 0.5 ohm

None of these

The positions of two aeroplanes at any instant are at A (2, 3, 4) and B(5, 6, 7) from the origin in km. Find the distance between the two aeroplanes.

Choose an answer

3.2 Km

4.9 Km

5.0 Km

5.2 Km

More Classes

Other Links

Physics General Science Test Medium Mode MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer