the resistance of an ammeter should be:
high
very high
low
constant
Which instrument is used to detect current:
Galvanometer
Voltmeter
Ammeter
Electroscope
diamond des not conduct electricity, because it has no:
free electrons
free protons
free neutrons
free positive charge
the power of washing machine is:
700 W
750 W
650 W
800 W
battery is one of the source of:
heat
light
current
sound
The galvanometer has been named after the scientist:
Lewis
Lowry bronsted
Luigi Galvano
Galvano Einstein
By keeping resistance constant if we double the voltage then current will be:
Double
4 times
ΒΌ times
Half