#1. Which one of the following statement is true?
Elements and compounds can be reduced to a simplier substance by chemical means.
Electron and proton have same quantity of charge.
Compouds are the pure substances made up more than 1 element whch have been joined together by a physical reaction.
#2. The shells and the number of electrons required to fill them, may be predicted by employment of Pauli's exlucision principle. So pick the correct formula of Pauli.
#3. Which one of the following one is semi-conductor?
#4. Static charge is more easily created between ''...............''
#5. Which one of the following statement is true for Coulomb's Law of Charges?
Force is inversely proportional to the charge.
Force is directly proportional to the distance of seperation.
Force is directly proportional to the charge.
#6. Induced electromotive force in a closed loop of wire is directly proportional to the time rate of change of magnetic flux.
#7. Which instrument used to determine specific gravity?
#8. Which one of the following statement is true?
Series connections involve connecting 2 or more batteries together to increase the voltage of the battery system
Series connections involve connecting 2 or more batteries together to decrease the voltage of the battery system
#9. Which one of the following thermocouple is chromel-alumel?
#10. Which one of the following battery charging system is using for restore and maintenance?
#11. Which one of the following option describe the figure?
#12. A 3/4 hp motor operates 8 hours a day. How much power is converted by the motor per month? ( t= 8 hours * 30 days)
#13. Which one of the following unit belongs to capacitor?
#14. ''..................'' is the degree of magnetization of a material that responds linearly to an applied magnetic field.
#15. Which one of the following statement is true for Fleming's Left Hand Rule?
Thumb points direction of current flow.
Fingers points direction of magnetic field.
Thumb points direction of force.
#16. The rotating parts of a DC Generator is ''...........''
#17. Which one of the following formula is true for three phase Y (120 degree) configuration circuits?
I line = √ 3 * I phase
V line = √ 3 * V phase
V line = V phase
#18. The current of a capacitor leads the voltage across the capacitor by ''.....'' degrees.
#19. Which one of the following statement is true for frequency of an AC Generator?
Number of poles are directly proportional to the speed of rotation.
When the speed of rotation increases, frequency decreases.
Number of poles are directly proportional to the frequency.
#20. In a series circuit, Vt=90V, R1=5 ohms, R2=10 ohms, R3=15 ohms. Find the voltage drops for each resistances.
V1=5V, V2=15V, V3=25V
V1=10V, V2=20V, V3=30V
V1=15V, V2=30V, V3=45V