Aman Project
Home
Account
Help
About
Q1: Which Physical quantity is produced on a glass rod when rubbed with silkes cloth ?
Negative charge
Potential difference
Potential
Direct current
Q2: What is the unit of electric potential ?
Ampere
volt
metre
temp
Q3: who invented voltaic cell ?
A. Volta
B. Volta
C. Volta
D. Volta
Q4: What is the unit of resistance ?
voltmeter
Volt
ohm
Metre
Q5: if three resistors having resistance R
1
R
2
R
3
are connected in parallel , then total resistance will be: ?
R = R
1
+R
2
+R
3
1/R = 1/R
1
+R
2
+R
3
1/R=R = R
1
+R
2
+R
3
1/R = 1/R
1
+1/R
2
+1/R
3
Q6: What is the charge on an electron ?
2.6 x 10
-19
C
3.6 x 10
6
C
1.6 x 10
19
C
1.6 x 10
-19
C
Q7: What effect is produced by electric current ?
Electric
Cooling
Heat
None of the above
Q8: What us the melting point of tungsten ?
1380
o
C
1380
o
F
3380
o
F
3380
o
C
Q9: The rate of doing work is called ?
Nitrogen difference
Nitrogen
cool
power
Q10: The process of electrically coating of layer of superior metal on an inferior metal called:
Electric circuit
Generator
Transformer
Electroplating