Basic Physics Online Quiz -2

JavaScript isn't enabled in your browser, so this file can't be opened. Enable and reload.

Each question has between 4 options; one or more may be correct.

There is no penalty for guessing if you don't know the answer; therefore, make sure you attempt all of the questions.

Syllabus:- Semiconductor Device
Basic Astrophysics

Email *

At absolute temperature, an intrinsic semiconductor has ………. *

1 point

A few free electrons

Many holes

Many free electrons

No holes or free electrons

The reflection of a clock in the mirror is 3 h 45 min. What is the actual time shown in the clock ? *

1 point

8 hour 15 minutes

9 hour 45 minutes

8 hour 30 minutes

9 hour 15 minutes

Planets are *

1 point

Non-luminous heavenly bodies

luminous heavenly bodies that twinkle

luminous heavenly bodies that do not twinkle

luminous heavenly bodies revolving around a star

The drift velocity in the free electron is responsible for the? *

2 points

None of these

Power dissipation

Production of electric current

Production of heat energy

Solar eclipse will take place when *

1 point

The sun is between the moon and the earth

The earth is between the moon and the sun

The moon is between the sun and the earth

The moon does not lie on the line joining the sun and the earth

Planets do not twinkle because *

2 points

they are nearer to earth and hence we receive a greater amount of light and, therefore minor variations in the intensity are not noticeable

their distance from the earth does not change with time

they are very far away from the earth resulting in decrease in intensity of light

they emit light of a constant intensity

How many times in a day, are the hands of a clock in straight line but opposite in direction? *

1 point

Sir C.V. Raman was awarded Nobel Prize for his work connected with which of the following phenomenon of radiation? *

1 point

Diffraction

Scattering

Polarization

Interference

What is the most significant development in electronics since World War II? *

1 point

The development of color TV

The development of the TRIAC

The development of the transistor

The development of the diode

The resistance of a conductor increases for a given material at ‘constant temperature when? *

2 points

Its length increases and thickness decreases.

its length decreases and thickness increases

its length increases

its thickness increases

Light year is a unit of........... *

1 point

intensity

light

Distance

Time

Name any one element, other than ‘As’ and ‘Sb’, which can be used as impurity with germanium to form n-type semiconductor? *

1 point

The most commonly used semiconductor in solid state devices is *

2 points

Silocon

Phosphorus

Carbon

Oxygen

Silicon atoms combine into an orderly pattern called a *

1 point

Covalent bond

Crystal

Semiconductor

Valence orbit

A semiconductor has........temperature coefficient of resistance *

1 point

Postive

Negative

Zero

None of the above

Sound waves in air are

1 point

longitudinal

Electromagnetic

Transverse

Polarised

Clear selection

FET is a ...... *

1 point

Tripolar device

Bipolar device

Unipolar device

None of the above

Find the maximum velocity for the overturn of a car moving on a circular track of radius 100 m. The co-efficient of friction between the road and tyre is 0.2 *

Write only digit (Not UNIT)

2 points

What causes the depletion region? *

1 point

Barrier potential

Ions

Doping

Diffusion

The founding of Silicon Valley has its roots with the 'Traitorous Eight' leaving this company to form Fairchild Semiconductor in 1957. Which company was it? *

1 point

Shockley Semiconductor

Westinghouse

Los Alamos

Universe of physics

Clear form

Never submit passwords through Google Forms.

This content is neither created nor endorsed by Google. Report Abuse - Terms of Service - Privacy Policy

Forms