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Motion In Two And Three Dimensions QUESTIONS AND ANSWERS

IIT JEE : Motion In Two And Three Dimensions QUESTIONS AND ANSWERS :: part1 : 26 to 30

Following IIT JEE Entrance Multiple choice objective type questions and answers will help you in Maths, Physics and Chemistry 2024 examinations :

26.A number of particles are projected from a given point with same velocity in different directions in the same vertical plane. At any instant, they will lie on:

parabola

circle

hyperbola

rectangle

27.A ball is projected upwards. Its acceleration at the highest point is

infinite

zero

directed upwards

directed downwards

28.A heavy stone is thrown from a cliff of height h in a given direction. The speed with which it hits the ground (air resistance may be neglected):

must depend on the speed of projection

must be larger than the speed of projection

must be independent of the speed of projection

A and B both are correct

29.In projectile motion, the modulus of rate of change of speed:

is constant

first increases then decreases

first decreases then increases

none of the above

More Motion In Two And Three Dimensions QUESTIONS AND ANSWERS available in next pages