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Standard VII
Physics
Potential Energy of an Object at a Height
in a new unit...
Question
in a new unit system,unit of time is equal to 20 second, 1 unit of mass is 10kg and 1 unit of lenght is 5 m . in the new system of units, 1 unit of energy is equal to ?
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Q.
In a new system, unit of mass is 10kg, unit of length is 5m and unit of time is 10s. Then, in the new system 20 g/cc is equal to :
Q.
In a new system of units, unit of mass is
10
k
g
, unit of length is
1
k
m
and unit of time is
1
m
i
n
u
t
e
. The value of
1
j
o
u
l
e
in this new hypothetical system is :
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In a new system, unit of mass is 10kg, unit of length is 5m and unit of time is 10s. Then in the new system 5N is equal to :
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A calorie is a unit of heat energy and its value is 4.18 J where
1
J
=
1
k
g
m
2
s
−
2
. Suppose we use a new system of units in which unit of mass equals
α
kg, the unit of length equals
β
m and the unit of the time is
γ
sec. Then the value of a calorie in the new system of units is then
Q.
In a new set of units, unit of mass is 10 kg, unit of length is 1 km and unit of time is 1 minute. The value of 1 joule in this new hypothetical system is
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