(A) 1220 Years
(B) 1420 Years
(C) 1620 Years
(D) 1820 Years
Mechanical advantage of an inclined plane can be found by which formula?
(A) Slopelength/height
(B) Height/Slopelength
(C) Both of the above
(D) None of the above
What is the unit of work?
(A) Joule
(B) Metre
(C) Watt
(D) Newton
Under the action of a torque, if the rotation produced is anticlockwise, the torque is considered te be?
(A) One
(B) Zero
(C) Positive
(D) Negative
Rate of change of velocity is called?
(A) Acceleration
(B) Displacement
(C) Distance
(D) Relative motion
The matter of the sun is in ___ state.
(A) Gas
(B) Plasma
(C) Liquid
(D) Solid
centripetal acceleration ac=___.
(A) v2/r
(B) g2/r
(C) ma
(D) mv2/r
Unit of viscosity is?
(A) kgms-2
(B) kgm-1s-1
(C) kgm2s
(D) kgm2s2