(a) Work is said to be done by a force only when _________ (b) Work do

1.	(a) Work is said to be done by a force only when _________ (b) Work done = Force × _________ (c) The energy of a body is its capacity to do ______ (d) The S.I. unit of energy is ______ (e) The potential energy of a body is due to its ______ and kinetic energy of body is due to its ______ (f) Gravitational potential energy U = mass × force of gravity on unit mass × _________ (g) Kinetic energy = 12× mass ×_________ (h) Power P = ______ / time taken. (i) The S. I. unit of power is ______ (j) 1 H.P. = ______ W
Answer» (a) Work is said to be done by a force only when _________ (b) Work done = Force $\times$ _________ (c) The energy of a body is its capacity to do ______ (d) The S.I. unit of energy is ______ (e) The potential energy of a body is due to its ______ and kinetic energy of body is due to its ______ (f) Gravitational potential energy U = mass $\times$ force of gravity on unit mass $\times$ _________ (g) Kinetic energy = $\frac{1}{2} \times m a s s \times$ _________ (h) Power P = ______ / time taken. (i) The S. I. unit of power is ______ (j) 1 H.P. = ______ W

(a) Work is said to be done by a force only when _____ (b) Work done = Force × _ (c) The energy of a body is its capacity to do (d) The S.I. unit of energy is (e) The potential energy of a body is due to its and kinetic energy of body is due to its (f) Gravitational potential energy U = mass × force of gravity on unit mass × _ (g) Kinetic energy = 12× mass ×_ (h) Power P = / time taken. (i) The S. I. unit of power is (j) 1 H.P. = __ W

Answer»

(a) Work is said to be done by a force only when _________

(b) Work done = Force $\times$ _________

(d) The S.I. unit of energy is ______

(e) The potential energy of a body is due to its ______ and kinetic energy of body is due to its ______

(f) Gravitational potential energy U = mass $\times$ force of gravity on unit mass $\times$ _________

(g) Kinetic energy = $\frac{1}{2} \times m a s s \times$ _________

(h) Power P = ______ / time taken.

(i) The S. I. unit of power is ______

(j) 1 H.P. = ______ W