Shubham Jha - Class 9
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_____is a measure of the inertia of a body
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42%
Mass
13%
Vector
31%
Momentum
14%
Force
When a toothpaste tube is squezzed its shape changes .the force responsible for this is an example
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24%
Balanced forces
23%
Centripetal force
42%
Unblanced force
10%
Centrifugal force
What is the total momentum of the bullet and the gun before fireing
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9%
2
56%
0
10%
10
24%
Infinty
Which is physical quantity corresponds to the rate of change of momentum
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28%
Speed
23%
Distance
31%
Force
18%
Magnitude
Find the accleration produced by a force of 5Nacting on a mass of 10 kg
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22%
0.05m/s^2
32%
0.052m/s^2
16%
0.005m/s^2
29%
0.5m/s^2
The rockets work on the principal of conservation is
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11%
Mass
32%
Energy
47%
Momentum
9%
Velocity
The accleration produced by a force of 5N acting on mass of 20 kg in m/s^2 is
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20%
4
33%
100
39%
0.25
8%
2.5
Symbol of momentum
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65%
P
17%
Q
8%
R
10%
S
Si unit of speed
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8%
Cm/hr
7%
m/min
16%
cm/s
70%
m/s
A rider covers a distance of 3 kilometres in 5 min calculate his speed in m/s
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29%
30
24%
20
38%
10
9%
5
A car travel a distance of 200 km from banars to kanpur toward north in 5 hours calculate the speed
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6%
30km/h
21%
60km/h
61%
40km/h
12%
20km/h
Accleration=
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5%
V-u/p
18%
V-u/s
69%
V-u/t
9%
V-u/m