Maths Sample PaperMultiple choice question
If the current I through a resistor is increased by 100 % (assume that temperature remains unchanged), the increase in power dissipated will be
Electricity
If the current I through a resistor is increased by 100 % (assume that temperature remains unchanged...
Submitted by mrs_bakshi on Sun, 12/25/2011 - 01:51The resistivity does not change if
Submitted by mrs_bakshi on Sun, 12/25/2011 - 01:51Multiple choice question
The resistivity does not change if
In an electrical circuit three incandescent bulbs A, B and C of rating 40 W, 60 W and 100 W respecti...
Submitted by mrs_bakshi on Sun, 12/25/2011 - 01:51Multiple choice question
In an electrical circuit three incandescent bulbs A, B and C of rating 40 W, 60 W and 100 W respectively are connected in parallel to an electric source. Which of the following is likely to happen regarding their brightness ?
An electric kettle consumes 1 kW of electric power when operated at 220 V. A fuse of what rating mus...
Submitted by mrs_bakshi on Sun, 12/25/2011 - 01:51Multiple choice question
An electric kettle consumes 1 kW of electric power when operated at 220 V. A fuse of what rating must be used for it ?
Two resistors of resistance 2 Q and 4 Q when connected to a battery will have
Submitted by mrs_bakshi on Sun, 12/25/2011 - 01:51Multiple choice question
Two resistors of resistance 2 Q and 4 Q when connected to a battery will have
Unit of electric power may also be expressed as
Submitted by mrs_bakshi on Sun, 12/25/2011 - 01:51Multiple choice question
Unit of electric power may also be expressed as
