The sound waves are the example of:
Longitudinal waves
Transverse waves
Electromagnetic waves
x-rays
The value of K in SI unit is:
9X1020 Nm2C2
8X109Nm2C2
9X109Nm2C2
10X10-9 Nm2C-2
The unit of electrical energy is:
Joule
Watt
Volt
Electron volt(eV)
A digital multimeter is used to measure:
Current
Resistance
Potential difference
All of above
Which is the unit of energy:
KWh
Electron volt
Which process is involved to store charge in capacitors:
Rubbing
Electrostatic induction
Conduction
Electromagnetic induction
the power of washing machine is:
700 W
750 W
650 W
800 W