Advertisements
Advertisements
Questions
Derive a relation between the S.I. and C.G.S. unit of force.
Write the relation between the S.I. unit and the C.G.S. unit of force.
Advertisements
Solution
We have Force = Mass × Acceleration
`∴ ("S.I. unit of force")/("C.G.S unit of force")`
`=("kg"xx"ms"^-2)/("g"xx"cm s"^-2)`
`=("kg"/"g")("m"/"cm")`
`=10^3xx10^2`
`=10^5`
∴ S.I. unit of force (Newton) = 105 C.G.S. unit of force (dyne)
Or 1 Newton = 105 dyne.
RELATED QUESTIONS
What are the S.I. and C.G.S units of work? How are they related? Establish the relationship.
A boy weighing 350 N climbs up 30 steps, each 20 cm high in 1 minute, Calculate:
- the work done and
- power spent.
Is it possible that no transfer of energy may take place even when a force is applied to a body?
State the factors on which moment of force about a point depends.
What do you mean by uniform circular motion?
Work done by a force is equal to the product of ....... and ....
A force F when acts on a body, displace it by a distance d in a direction at an angle θ with the direction of the force. Write down the expression for the work done by the force.
State two conditions for work to be done.
What happens to the power if the time for doing work is reduced from t second to t/10 second?
