Basic Physics Online Quiz -2
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

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Silicon atoms combine into an orderly pattern called a *
1 point
The reflection of a clock in the mirror is 3 h 45 min. What is the actual time shown in the clock ? *
1 point
The drift velocity in the free electron is responsible for the? *
2 points
Sound waves in air are
1 point
Light year is a unit of........... *
1 point
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
Sir C.V. Raman was awarded Nobel Prize for his work connected with which of the following phenomenon of radiation? *
1 point
FET is a ...... *
1 point
What causes the depletion region? *
1 point
What is the most significant development in electronics since World War II? *
1 point
Planets are *
1 point
Name any one element, other than ‘As’ and ‘Sb’, which can be used as impurity with germanium to form n-type semiconductor? *
1 point
A semiconductor has........temperature coefficient of resistance *
1 point
The most commonly used semiconductor in solid state devices is *
2 points
Planets do not twinkle because *
2 points
How many times in a day, are the hands of a clock in straight line but opposite in direction? *
1 point
At absolute temperature, an intrinsic semiconductor has ………. *
1 point
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
The resistance of a conductor increases for a given material at ‘constant temperature when? *
2 points
Solar eclipse will take place when *
1 point
Universe of physics
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