Question # 1

Which of the following devices can be used to produce both a transverse and longitudinal waves:

Choose an answer

A string

A ripple tank

A helical spring (slinky)

A tuning fork

When a heavy nucleus splits into lighter nuclei,the process would.

Choose an answer

Release nuclear energy

absorb nuclear energy

Release Chemical energy

Absorb Chemical Energy

The converter of digital to analogue signal is:

Choose an answer

ADC

DAC

DATC

DTC

When 1 kg of Uranium -235 is fused then energy released is

Choose an answer

67 x 10¹⁰ J

67 x 10⁷J

67 J

7 J

The resistance of voltmeter is:

Choose an answer

zero

low

Very high

10Ω

In C.R.O grid is always connected with potential:

Choose an answer

Negative

Positive

High positive

Zero positive

Joule's law is W = ____________________

Choose an answer

IR/t

IRt²

IR²t

I²Rt

Which is not a hardware device?

Choose an answer

CPU

Windows

Keyboard

Mouse

The amount of current that causes the loss of muscle control is:

Choose an answer

0.1A

0.015A

2A

1A

Electric current in conductors is due to the flow of:

Choose an answer

Positive ions

Negative ions

Positive charge

Free electrons

Which rays are used to send or receive digital information along aptical fibre:

Choose an answer

infrared

alpha rays

beta rays

mechanical

The voltage is decreased by:

Choose an answer

Step-up transformer

Step-down transformer

A.C. generator

D.C. Motor

The energy is transferred from one place of another:

Choose an answer

through matter

through waves

both a and b

through vacuum

More Classes

Other Links

Physics 10th Class English Medium Online Test 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