Question # 1

The second law of thermodynamics is concerned with the circumstances in which

Choose an answer

heat can be converted into work

direction of flow of heat

none of them

both of them

A changing magnetic flux creates around itself

Choose an answer

An electromotive force

An electric field (changing electric flux)

Magnetic field

None of the above

The wave form of SHM is

Choose an answer

Pulsed wave

Square wave

Triangular waved

Sine wave

β-particles are easily deflected by collisions than heavy

Choose an answer

α-particles

β-particles

γ-particles

none of these

The number of field lines passing through unit area held perpendicular to the field lines represent:

Choose an answer

Flux in that region

Intensity of the field

Charge

Area of the region

None of these

In photoelectric effect the energy of ejected electrons depend on

Choose an answer

The frequency

The intensity

Both frequency and intensity

None of these

The decrease in velocity per unit time is called

Choose an answer

deceleration

acceleration

uniform acceleration

variable acceleration

The general theory of relativity treats problems involving

Choose an answer

inertial frame of references

accelerating frame of references

both of these

none of these

One mole of any substance contain

Choose an answer

same number of molecules

different number of molecules

may be same or different

none of them

In case of a parallel plate capacitor if the plate separation is doubled and plate area is halved, the capacitance becomes

Choose an answer

Four-fold

One-half

One-fourth

Zero

The spectrum emitted from hydrogen filled discharge tube is:

Choose an answer

Line spectrum

Discrete spectrum

And spectrum

Absorption spectrum

Both (A) and (B)

The approximate efficiency of incandescent lamp is

Choose an answer

6%

8%

5%

9%

A ball tied to the end of a string is swing into a vertical loop then the tension will be maximum at the

Choose an answer

Highest point

Bottom point

Neither at top nor at bottom

None of these

A ball is dropped from a certain height and another ball is projected horizontally from the same point.Which of the following statements is correct?

Choose an answer

Both hit the ground at the same velocity

Both hit the ground at the same speed

The change of velocity during the path for both balls is the same

The change of speed during the path for both balls is the same.

The dimensional formula for modulus of rigidity is:

Choose an answer

ML^-1T¹

ML^-2T²

MLT¹

ML^-1T^-2

At the point of contact of the lens and the glass plate, the Newton's ring is

Choose an answer

dark

bright

either of them

neither of them

The conduction band in a solid

Choose an answer

may be empty

cannot be empty

should be filled

all of them

Newtons third law also says that action and reaction forces always act on the

Choose an answer

Different bodies

Same bodies

Only one body

None of these

The diodes works on

Choose an answer

A.C

D.C

both A and B

None of these

The feature/features of powered ballistic missiles are

Choose an answer

Long ranges

Greater precision

Remote controlled

All of these

The unit of inductance is equivalent to

Choose an answer

∨xs/A

∨xA/s

∨ x s/v

∨/A x s

The deformation produced in the body by an applied force in their

Choose an answer

Shape

Length

Volume

All of them

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