Physics Fsc Part 1 Full Book Online Test With Answers

Physics Fsc Part 1 Full Book Online Test

Sr. # Questions Answers Choice
1

SI Unit of EMF is.

 <p>Volt</p> <p>Joule</p> <p>Both a and b</p> <p>Farad</p>
2

The electric current may be caused due to.

 <p>Electrons</p> <p>Negative ions</p> <p>Positive Ions</p> <p>All</p>
3

Current Electricity is the branch of physics which deals with electric charges.

 <p>In motion&nbsp;</p> <p>At rest</p> <p>Both a and b</p> <p>None&nbsp;</p>
4

To eliminate stray electric field interference, circuits of sensitive electonic devices are enclosed in.

 <p>Metal Box</p> <p>Insulating box</p> <p>Wooden box</p> <p>None of these</p>
5

An electric field can deflect.

 <p>Charge dparticles</p> <p>Neutrons</p> <p>X-rays</p> <p>Beta Rays</p>
6

The electric field created bypositive point charge is.

 <p>Radially inward</p> <p>Radially outward</p> <p>Zero</p> <p>Cirular</p>
7

If chargeis mvoed against the electric field, it will gain

 <p>Potential energy</p> <p>Kinetic energy</p> <p>Electric potential energy</p> <p>Mechanical energy</p>
8

Gaussian surface is

 <p>Imaginary</p> <p>Closed&nbsp;</p> <p>Both a and b</p> <p>Real</p>
9

If the vector area is parallel to the field lies, then electric flux is.

 <p>A maximum</p> <p>Infinite</p> <p>Minimum</p> <p>Remained the same</p>
10

A heat sensitive resisstor is called.

 <p>Thermistor</p> <p>Variable resistor</p> <p>Fixed resistor</p> <p>None</p>
11

If the source of e.m.f. is gtraversed from negative to positive termina, the potential change is.

 <p>Positive</p> <p>Negative</p> <p>Zero</p> <p>Constant</p>
12

A wheatstone bridge consts of ......resistors.

 <p>3</p> <p>4</p> <p>2</p> <p>5</p>
13

Wheatstone bridge is used to measrue the unknown.

 <p>Resistance</p> <p>Current</p> <p>Voltage</p> <p>None</p>
14

In wheatstone bridge all the four arms have equal resistanc eR. If the resistance of galvanometer arm is also R the equivalent resistance of the combination 

 <p>R</p> <p>R/4</p> <p>R/2</p> <p>2R</p>
15

Maximum power is delivered to a load when internal resistance of soruce is.

 <p>Less than load</p> <p>Equal the load resistance</p> <p>Greater than the load resistance</p> <p>Does not depend on load resistance</p>
16

Electric bulb does not obey Ohm's law becasue 

 <p>Temperature changes</p> <p>Resistance changes</p> <p>Heat is prodcued</p> <p>All</p>
17

Ohm's law can be expressed as.

 <p>I = VR</p> <p>R = IV</p> <p>V = RI</p> <p>V = I/R</p>
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