A car of mass 1000 kg is moving with a velocity of 20 m/s. What will be its momentum?
Correct: B
Momentum (p) is given by p = mv, where m is the mass and v is the velocity. Given, m = 1000 kg, v = 20 m/s. Substituting these values gives p = 1000 × 20 = 20000 kg m/s.