JEE Main c11phy_wep_pe_conserve — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice JEE Main c11phy_wep_pe_conserve in the app →Per NCERT §5.5, the work done by a VARIABLE force F(x) over displacement from x_i to x_f is which?Per NCERT §5.7, the GRAVITATIONAL potential energy of a mass m at height h above the ground (g constant) is whPer NCERT §5.7 / 5.8, a force is CONSERVATIVE if work done over a closed path equals which value?Per NCERT §5.8 eqn 5.9, a conservative force F(x) is related to its potential V(x) by which relation?Per NCERT §5.8, the principle of CONSERVATION OF MECHANICAL ENERGY holds when which condition is satisfied?Per NCERT §5.8 example, a ball dropped from height h has speed at the ground equal to which value?Per NCERT §5.8 (smooth inclined plane), an object released from rest at height h on a frictionless incline reaPer NCERT §5.8 (Points 8), is there an associated POTENTIAL ENERGY for FRICTION?Per NCERT §5.7 (Points 7), the zero of GRAVITATIONAL potential energy is conventionally chosen at which level?Per NCERT §5.7, the dimensions of POTENTIAL energy are the same as those of which quantity?Per NCERT §5.8, an object dropped from height h, just before hitting the ground, has kinetic energy equal to wPer NCERT §5.8 (conservation form), the total mechanical energy E in a conservative system is which sum?