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Worksheetsphysics kinematics
Total questions: 9
Worksheet time: 15mins
A boy is running towards east with a velocity of 10m/s . he suddenly turn towards north. then at that place acceleration due to gravity.
increases
decreases
remain same
0
for a free falling body , initial velocity is
non zero
one
zero
infinite
the direction of acceleration due to gravity is always
towards the center of earth
along the tangent of earth
along the chord of earth
away from the surface of earth
There are 8 blocks between RCHS and your friend's house. From the high school, you walk 4 blocks West. You notice a small child behind you who needs help crossing the street. You walk 2 blocks East to help the child. You continue on your trip until you arrive at your friend's house. What is your displacement when the trip is completed?
8 blocks
8 blocks East
8 blocks West
10 blocks
12 blocks
a man on earth moves 3m south. then he moves 4m west. then he moves 3m north. what will be the displacement of that man
4m west
0
3m west
4m east
none of these
a man moves 30m north. then he moves 20m east. then he moves 30 root 2 m south west. what will be his displacement
20m east
30m west
30m east
10 m west
none of these
is always speed= distance/time correct
yes
no
An object with an initial velocity of 15 m/s experiences a constant acceleration for 3 seconds until it reaches 45 m/s. What is the object's acceleration during this time?
10 m/s2
42 m/s2
-10 m/s2
30 m/s2
