MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Earn 100

Calculate the gradient of the straight part of the given graph and comment on what it means.

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Important Questions on Forces and Matter

MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>Exercise 5.1>Q 3

From the given graph, estimate the load at the limit of proportionality.

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MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>PEER ASSESSMENT>Q 1

Add mathematical symbols in the wide spaces to turn the following words into an equation. There are two different ways to do it. Find both.

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EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>Exercise 5.2>Q 2
A spring has a spring constant of 12 N m-1 and extends 10 cm under load. Calculate the applied load in newton.
EASY
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>Exercise 5.2>Q 3
A force of 10 N causes a spring to extend by 3 cm. Calculate the spring constant in N m-1.
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>Exercise 5.2>Q 4
Four people, each of mass 90 kg, get into a car with four wheels, and it is seen that the car's body moves 1.1 cm down towards the ground. Calculate the spring constant of the suspension springs that support the car on its wheel.
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>Exercise 5.3>Q 3
Calculate the pressure in Pa when a force of 200 N presses on an area of 0.40 m2
MEDIUM
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>Exercise 5.3>Q 4
The pressure inside a car tyre is 250 kPa (250000 Pa). Calculate the total force in newton that is exerted on the inner surface of the tyre if its surface area is 0.64 m2.
HARD
Upper Secondary-IGCSE
IMPORTANT
Physics for Cambridge IGCSE workbook>Chapter 5 - Forces and Matter>Exercise 5.3>Q 5

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The Rocket in the figure is 111 m high and a mass of 3100000 kg. Explain how the vehicle transporting it is adapted to carry such a load.