The unit of electrical energy is:
Joule
Watt
Volt
Electron volt(eV)
Which of the following is not processing:
Arranging
Manipulating
Calculating
Gathering
The substances which do not have free electrons are called:
Insulators
Conductors
Semiconductors
None of these
an electrolytic capacitor is used to store large amounts of charge at:
low voltage
high voltage
neutral
positive
If one of the resistors in a parallel circuit is removed, the total resistance will be:
Doubled
Decreased
Increased
Remain same
Which component is output device of computer:
CPU
C.D
Keyboard
Monitor
The refractive index of ice is:
1.00
1.33
1.31
2.42
In simple harmonic motion, the acceleration of the body is…………. Proportional to the displacement.
Inversely
Directly
Equally
Ration