1. An object is projected up ward with velocity of 100m/s. It will strike the groundin approximatelya) 10sb) 20sc) 15sd) 5s2. If a car at rest accelerates uniformly to a speed of 144km/s on 20s, it covers adistance ofа) 20mb) 400mc) 1440md) 2980m3. A man walks 8m along east then 6m along north. The magnitude of hisdisplacement isa) 14mb) 2mc) 10md) 100m4.If the displacement of particle is zero, then what can we say about its distancecovereda) It must be zerob) It cannot be zeroc) It is negatived) It may or may not be zero

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1. An object is projected up ward with velocity of 100m/s. It will strike the ground in approximately a) 10s b) 20s c) 15s d) 5s

Glencoe Physics: Principles and Problems, Student Edition

1st Edition

ISBN:9780078807213

Author:Paul W. Zitzewitz

Publisher:Paul W. Zitzewitz

Chapter6: Motion In Two Dimensions

Section: Chapter Questions

Problem 84A

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Question

1. An object is projected up ward with velocity of 100m/s. It will strike the ground
in approximately
a) 10s
b) 20s
c) 15s
d) 5s
2. If a car at rest accelerates uniformly to a speed of 144km/s on 20s, it covers a
distance of
а) 20m
b) 400m
c) 1440m
d) 2980m
3. A man walks 8m along east then 6m along north. The magnitude of his
displacement is
a) 14m
b) 2m
c) 10m
d) 100m
4.
If the displacement of particle is zero, then what can we say about its distance
covered
a) It must be zero
b) It cannot be zero
c) It is negative
d) It may or may not be zero

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