Class 10 ICSE Physics Force Boards Questions
Here we provide Class 10 physics important notes,board questions and predicted questions with Answers for chapter Force. These important notes,board questions and predicted questions are based on ICSE board curriculum and correspond to the most recent Class 10 physics syllabus. By practising these Class 10 materials, students will be able to quickly review all of the ideas covered in the chapter and prepare for the Class 10 Board examinations.
2020
Q1
(i) With reference to the direction of action, how does a centripetal force differ from a
centrifugal force during uniform circular motion?
(ii) Is centrifugal force the force of reaction of centripetal force?
(iii) Compare the magnitudes of centripetal and centrifugal force.
solutions
(ii) Is centrifugal force the force of reaction of centripetal force?
(iii) Compare the magnitudes of centripetal and centrifugal force.
solutions
Q2
(i) define moment of force
(ii) Write the relationship between SI and CGS unit of moment of force
solutions
(ii) Write the relationship between SI and CGS unit of moment of force
solutions
2019
Q3
A uniform meter scale is in equilibrium as shown in the diagram
(i) Calculate the weight of the metre scale
(ii) Which of the following option is correct to keep the ruler in equilibrium when 40 gf weight is shifted to 0 cm mark ?
F is shifted towards O cm
OR
F is shifted towards 100 cm
solutions
(i) Calculate the weight of the metre scale
(ii) Which of the following option is correct to keep the ruler in equilibrium when 40 gf weight is shifted to 0 cm mark ?
F is shifted towards O cm
OR
F is shifted towards 100 cm
solutions
2018
Q4
A half metre rod is pivoted at the centre with two weights of 20 gf and 12 gf suspended at a
particular distance of 6 cm and 10 cm from the pivot respectively as shown below
(i) Which of the 2 forces acting on the rigid rod causes clockwise moment ?
(ii) Is the rod in equilibrium ?
(iii) The direction of 20 gf forces reversed. What is the magnitude of the resultant moment of force on the rod.
solutions
(i) Which of the 2 forces acting on the rigid rod causes clockwise moment ?
(ii) Is the rod in equilibrium ?
(iii) The direction of 20 gf forces reversed. What is the magnitude of the resultant moment of force on the rod.
solutions
2017
Q5
(a) A brass ball is hanging from a stiff cotton thread.Draw a neat labelled diagram showing the
forces acting on the brass ball and the cotton thread.
(b) The distance between 2 bodies is doubled.How is the magnitude of gravitational force between them affected?
(c) Why is a Jack screw provided with a long arm ?
solutions
(b) The distance between 2 bodies is doubled.How is the magnitude of gravitational force between them affected?
(c) Why is a Jack screw provided with a long arm ?
solutions
Q6
A uniform half meter rule balances horizontally on a knife edge at 29 cm mark when a weight of 20 gf
is suspended from one end.
(i) Draw a diagram of the arrangement.
(ii) What is the weight of the half metre rule ?
solutions
(i) Draw a diagram of the arrangement.
(ii) What is the weight of the half metre rule ?
solutions
Q7
How does uniform circular motion differ from uniform linear motion ?
solutions
solutions
2016
Q8
(i) Give an example of a non contact force which is always of attractive nature
(ii) How does the magnitude of the non-contact force on the two bodies depend on the distance of separation between them ?
solutions
(ii) How does the magnitude of the non-contact force on the two bodies depend on the distance of separation between them ?
solutions
Q9
A stone of mass m is rotated on a circular path with uniform speed by tying a strong string with the
help of your hand. Answer the following questions
(i) Is the stone moving with uniform or variable speed?
(ii) Is the stone moving with uniform acceleration? In which direction does the acceleration act?
(iii) What kind of force act on the hand and state its direction ?
solutions
(i) Is the stone moving with uniform or variable speed?
(ii) Is the stone moving with uniform acceleration? In which direction does the acceleration act?
(iii) What kind of force act on the hand and state its direction ?
solutions
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