X and Y will be negatively charge
X and Y will be positively charged
X will be negatively charged and Y positively charged
X will be positively charged and Y negatively charged
X will be positively charged and Y will remain uncharged
Correct answer is D
No explanation has been provided for this answer.
I and II only
I and III only
III and IV only
I,II and III only
I, III and IV only
Correct answer is B
No explanation has been provided for this answer.
0.14s
0.43s
2.32s
2.40s
6.97s
Correct answer is C
No explanation has been provided for this answer.
Which of the following is NOT part of an a.c generator?
Commutator
Armature
Field magnet
Carbon brushes
Slip rings
Correct answer is A
The general A.C. generator has all the listed components except the commutator.
200
1200
1600
2400
4800
Correct answer is C
No explanation has been provided for this answer.