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Standard X
Physics
Energy
Question
1
k
W
h
equals:
36
×
10
2
J
36
×
10
4
J
3.6
×
10
6
J
none of these
A
36
×
10
2
J
B
none of these
C
3.6
×
10
6
J
D
36
×
10
4
J
Open in App
Solution
Verified by Toppr
1
k
W
=
1000
w
a
t
t
=
1000
j
o
u
l
e
/
s
Hence
1
k
W
h
.i.e 1 kilo Watt hour will be,
1
k
W
h
=
1000
×
60
×
60
j
o
u
l
e
1
k
W
h
=
3600000
j
o
u
l
e
s
=
3.6
×
10
6
j
o
u
l
e
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Similar Questions
Q1
In the video, they said that 1kwh is equal to 3.6*109 J
But, in the question and answer, they said that 1 kwh=3.6*106 J.
So, Please tell me which is correct?
View Solution
Q2
The energy supplied by a power plant is
40
×
10
6
kWh
. It is supplied by annihilation of matter, the mass that is annihilated is-
[Use
1
kWh
=
36
×
10
5
J
]
View Solution
Q3
Show that
1
k
W
h
=
3.6
×
10
6
J
.
View Solution
Q4
1 Kwh = 36 × 10
5
joules
View Solution
Q5
Evaluate:
(i) 53 × 55; (ii) 102 × 106; (iii) 34 × 36; (iv) 103 × 96.