Help me! Please 1. Which one of the following physical quantities has its S. I. unit m/s?
(i) Acceleration (ii) Velocity (iii) Force (iv) Density
2. Which one of the following is not a fundamental unit?
i) Candela (Cd) (ii) Kelvin (K) Ampere (A) (iv) Pascal (Pa)
3. Which one of the following is a derived unit?
(i) Kilogram (kg) (ii) Watt (W) (iii) Second (s) (iv) Kelvin (K) Time Glossary
4. Newton is the derived unit of force. Which of the following fundamental units are involved in it?
(i) kgm/s2 (ii) kgm/s2 (iii) kg/m2s2(iv) Kgm/s ​