Ultrasound waves carry energy:
Less
More
Equal
None of these
The unit of electric power is:
Volt
Watt
Joule
Coulomb
The basic operations performed by a computer are:
Arithmetic operations
Non-arithmetic operations
Logical operations
Both a and c
in a dry cell, chemical energy changes into:
mechanical energy
electrical energy
potential energy
kinetic energy
Electron gun has an electrode called for controlling the flow of electrons in the beam:
Plate
Grid
Screen
Filament