Which of the following is not equal to watt ?

(1) Joule/second

(2) Ampere $\times$ volt

(3) (Ampere)² $\times$ ohm

(4) Ampere/volt

A suitable unit for gravitational constant is:

(1) $kg\text{-\hspace{0.17em}}m{\sec }^{-1}$

(2) $N{m}^{-1}\sec$

(3) $N{m}^{2}k{g}^{-2}$

(4) $kgm{\sec }^{-1}$

The unit of angular acceleration in the SI system is 

(1) $Nk{g}^{-1}$

(2) $m{s}^{-2}$

(3) $rad{s}^{-2}$

(4) $mk{g}^{-1}K$

Joule-second is the unit of :

(1) Work

(2) Momentum

(3) Pressure

(4) Angular momentum

A cube has a numerically equal volume and surface area. The volume of such a cube is :

1. 216 units

2. 1000 units

3. 2000 units

4. 3000 units

Electron volt is a unit of 

(1) Charge

(2) Potential difference

(3) Momentum

(4) Energy

Temperature can be expressed as a derived quantity in terms of any of the following:

The density of wood is $0.5gm/cc$ in the CGS system of units. The corresponding value in MKS units is :

(1) 500

(2) 5

(3) 0.5

(4) 5000

Which is the correct unit for measuring nuclear radii

(1) Micron

(2) Millimetre

(3) Angstrom

(4) Fermi

Volt/metre is the unit of 

(1) Potential

(2) Work

(3) Force

(4) Electric field intensity