Question

3.
1. Choose the correct option.
i) [L'M'T) is the dimensional formula for
(A) Velocity (B) Acceleration
fe Force
(D) Work
The error in the measurement of the
sides of a rectangle is 1%. The error in
the measurement of its area is
(A) 1% (B) 12
(C) 2% (D) None of the above.
ii)
iii) Light year is a unit of
(A) Time
(B) Mass
(C) Distance (D) Luminosity
iv) Dimensions of kinetic energy are the
same as that of
(A) Force
(B) Acceleration
(C) Work
(D) Pressure
Which of the following is not a
fundamental unit?
(A)cm (B) kg
(C) centigrade (D) volt
Answer the following questions
2.​

Answer 1

Answer:

A) Acceralation,,,,,,

velocity,,,,,,

B) force

light year

C) distance luminocity