1. . The particle in the nucleus of an atom are:
(A) Electron and proton
(B) Electron and Neutron
(C) Proton and Neutron
(D) Only Neutron
2. . According to Ohm's Law:
(A) V = IR
(B) V = I / R
(C) V = R / I
(D) All
3. . The SI Unit of resistance is called:
(A) Ampere
(B) Volt
(C) Watt
(D) Ohm
4. . Electron has Charge:
(A) Positive
(B) No Charge
(C) Negative
(D) Constant
5. . P.D Stand for:
(A) Power display
(B) Potential difference
(C) Power driven
(D) Proportional differences
6. . Resistance adds up in:
(A) Series Parallel
(B) Parallel
(C) Series
(D) None
7. . One horse power is equal to:
(A) 742-Watt
(B) 746 Watt
(C) 752-Watt
(D) 748 Watt
8. . Thermal Relay acts when device/machine:
(A) b and c
(B) Starting
(C) Normal
(D) Overload
9. . Relay is a Protective device who?
(A) Trip the circuit Breaker
(B) Protect Machine
(C) b
(D) a and b
10. . Which type of relay operates on AC supply:
(A) Impedance type
(B) Induction type
(C) Thermal type
(D) a and b