1
You visited us
1
times! Enjoying our articles?
Unlock Full Access!
Byju's Answer
Standard VIII
Physics
Voltage
110.calculate...
Question
110.calculate the inductance and resistance required to operate a lamp( 60V,10W) from a source of 100V 50Hz ( the resistance and inductance are in separate circuits)
Open in App
Solution
Suggest Corrections
2
Similar questions
Q.
A current of
1.1
A
flows through a coil when connected to a
110
−
V
dc source. When
110
−
50
H
z
ac is supplied to the same coil, only
0.5
A
current flows. Calculate the resistance, impedance and inductance of the coil
Q.
A choke coil is needed to operate an arc lamp at
160
V
(rms) and
50
H
z
. The arc lamp has an effective resistance of
5
Ω
when running at
10
A
(rms). Calculate the inductance of the choke coil. If the same arc lamp is to be operated on
160
V
DC, what additional resistance would be required. Compare the power losses in both the cases.
Q.
A bulb of rated values
60
V
,
10
W
is connected in series with a source of 100 V and
50
Hz
. The coefficient of self induction of a coil to be connected in series for its operation will be -
Q.
An
80
V
−
800
W
heater is to be operated on a
100
V
−
50
H
z
supply. Calculate the inductance of the choke required.
Q.
A coil having a resistance of
5
Ω
and an inductance of
0.02
H
is arranged in parallel with another coil having a resistance of
1
Ω
and an inductance of
0.08
H
. Calculate the power absorbed (in W) when a voltage of
100
V
at
50
H
z
is applied.
View More
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Related Videos
Voltage
PHYSICS
Watch in App
Explore more
Voltage
Standard VIII Physics
Join BYJU'S Learning Program
Grade/Exam
1st Grade
2nd Grade
3rd Grade
4th Grade
5th Grade
6th grade
7th grade
8th Grade
9th Grade
10th Grade
11th Grade
12th Grade
Submit
Solve
Textbooks
Question Papers
Install app