Per NCERT, what is the SI unit of POWER?
AJoule (J)
BPascal (Pa)
CNewton (N)
DWatt (W) — 1 W = 1 J/s
Answer & Solution
Correct answer: D. Watt (W) — 1 W = 1 J/s
Per NCERT §7.5, SI unit of power = watt = joule per second. Joule is energy/work; newton is force; pascal is pressure.
Related questions
Per NCERT, a LEVER consists of three parts. Which is NOT one of them?Per NCERT Example 7.12, a ramp raises a load over a 30 cm step and has a horizontal width Per NCERT, the MECHANICAL ADVANTAGE of an INCLINED PLANE of length L and height h is whichPer NCERT, what is the primary BENEFIT of a fixed pulley if it doesn't reduce the effort fPer NCERT, what is the mechanical advantage of a FIXED PULLEY?Per NCERT, what is MECHANICAL ADVANTAGE (MA) of a simple machine?Per NCERT, a SIMPLE MACHINE — like a pulley, inclined plane, or lever — does which of the Per NCERT Example 7.10, a weightlifter lifts a 75 kg mass by 2 m in 5 seconds (taking g =