The refractive index of ice is:
1.00
1.33
1.31
2.42
The instrument which is used to display the magnitude of changing electric current is called:
Evacuated tube
Cathode rays oscilloscope
Television tube
Picture tube
The cathode ray oscilloscope consists of main parts:
Two
Three
Four
Five
One micro coulomb charge is equal to:
10-3c
103c
106c
10-6c
The output of a NAND gate is 0 when:
Both of its inputs are 0
Both of its inputs are 1
Any of its inputs is 0
Any of its inputs is 1
The output of a two input NOR gate is 1 when:
A is 1 and B is 0
A is 0 and B is 1
Both a and b are 0
Both a and b are 1
