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Published on: 05/12/2020
10th Standard Science Laws of Motion English Medium Free Online Test 1 Mark Questions with Answer Key 2020 - 2021
Download Tamil Nadu 10th Standard Science question papers, model tests, one-mark questions, important questions, and public exam papers in PDF format. Free study materials and answer keys for TN State Board students.
Questions + Answers key
Take MCQ Science Test1.
Cutting tools have sharp edges to
increase area of contact
decrease pressure
decreases area and increase pressure
increase area & increase pressure
2.
The motion of falling bodies towards earth is due to
gravitational rotation
weightless mass
acceleration due to gravity
gravitational force
3.
If the radius of the earth were to shrink by one percent its mass remaining the same, the acceleration due to gravity on the earth's surface would
decrease unchanged
remains
increase
none of these
4.
The ball is thrown up, the value of g will be
zero
+ve
-ve
negligible
5.
6.
A force of 20N is acting on an object of mass 10 kg. The acceleration produced is
1 ms-2
2 ms-2
20 ms-2
10 ms-2
7.
________ is an example for non - contact force.
magnetic
frictional
rolling ball
none
8.
The sparks produced during sharpening a knife against a grinding wheel leaves the rim of the wheel tangentially. This is due to
inertia of rest
inertia of motion
inertia of direction
force applied
9.
The resistance of a body to change its state of motion is called
force
momentum
inertia of motion
inertia of direction
10.
The resistance of a body to change its state of rest is called
inertia of rest
inertia of motion
momentum
inertia of direction
11.
______ deals with the bodies which are at rest under the action of forces.
Statics
Kinematics
Dynamics
Mechanics
12.
To project the rockets which of the following principle(s) is /(are) required?
Newton’s third law of motion
Newton’s law of gravitation
law of conservation of linear momentum
both a and c
13.
14.
In which of the following sport the turning of effect of force used
swimming
tennis
cycling
hockey
15.
Impulse is equals to
rate of change of momentum
rate of force and time
change of momentum
rate of change of mass
1.
(c)
decreases area and increase pressure
2.
(d)
gravitational force
3.
(c)
increase
4.
(c)
-ve
5.
(a)
6.
(b)
2 ms-2
7.
(a)
magnetic
8.
(c)
inertia of direction
9.
(c)
inertia of motion
10.
(a)
inertia of rest
11.
(a)
Statics
12.
(d)
both a and c
13.
(d)
14.
(c)
cycling
15.
(c)
change of momentum
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Tamilnadu Stateboard 10th Standard Subjects
Tamilnadu Stateboard Standards
