1. The fundamental S. I. Unit of temperature is:
(A) Kelvin
(B) Fahrenheit
(C) Centigrade
(D) Joule
2. The fundamental unit of length in C. G. S. system is:
(A) Foot
(B) Mile
(C) Centimeter
(D) Meter
3. 1 pound is equal to:
(A) 2.54 N
(B) 105 N
(C) 4.45 N
(D) 100 N
4. One inch is equal to:
(A) 2.54 cm
(B) 2.45 cm
(C) 0.9 cm
(D) 12 cm
5. 1 N is equal to:
(A) 10³ dynes
(B) 10⁵ dynes
(C) 10⁷ dynes
(D) 4.45 dynes
6. 1 milligram is equal to:
(A) 10⁻⁶ gram
(B) 10⁶ gram
(C) 10³ gram
(D) 10⁻³ gram
7. 1 meter is equal to:
(A) 10⁻³ mm
(B) 10⁶ mm
(C) 10⁻⁶ mm
(D) 10³ mm
8. Fundamental S.I. units are:
(A) 3
(B) 4
(C) 7
(D) 5
9. Unit of current is:
(A) Kelvin
(B) Ampere
(C) Newton
(D) Joule
10. S.I Unit of plane angle is:
(A) Centigrade
(B) Degree
(C) Steradian
(D) Radian
11. The dimension of momentum is:
(A) M L² T⁻¹
(B) M L T⁻²
(C) M L T⁻¹
(D) M L³
12. The dimension of force is:
(A) M L T⁻¹
(B) M L² T⁻¹
(C) M L T⁻²
(D) M L³
13. The numbers of significant figures in 2.80 × 10⁵ are:
(A) 2
(B) 3
(C) 1
(D) 5