Physics CXC Paper 1 Practice Questions

If no external forces act on the system of two colliding objects, then the vector sum of the linear momentum of each body remains constant and is not affected by their mutual interaction. which law states that

Which SI unit is used for Planck constant?

What is the scale used for measuring the intensity of the earthquake?

Which of the following is an example of a force in physics?

The total energy radiated per unit surface area of a black body across all wavelengths per unit time is called ?

Elecronegativity is the measure of

When light rays strike a surface, they bounce off in a process called .

Electron microscope was invented by

What scientist came up with the Three Laws of Motion?

The branch of physics that deals with liquids, gases and plasma and the forces acting on them is called .

The energy emitted by the sun is due to

Used to measure the force and velocity of wind :

A ______ is anything that can change the state of motion of an object.

The speed of light will be minimum while passing through :

Conductors have a high resistance

If the velocity time graph of a particle is presented by y=mt+v then the particle is moving with

The prefix mega-, as it is used in chemistry, is equal to?

on a 60km track travels the first 30km with a uniform speed of 30km/h. How fast must the train travel for the next 30km so as to average 40km/h. For the entire trip

Rain is falling vertically downwards. To a man running east wards, the rain will appear to be coming from?

What is the acceleration of a bus approaching a bus stop ?

Evaporation is a cooling process.

Electric power is typically measure in what unit?

which law validates that matter can not be created or destroyed

The First Law of Thermodynamics helps you to understand the

Energy is frequently defined as the ability to do work.

What is the first name of the famous scientist who gave us Newton’s three laws of motion?

Which law of motion says that the harder you kick a ball, the farther it will go?

Power is defined as

In the atmosphere ultraviolet rays are absorbed by ?

The working principle of a machine is?

What is the name of the process in which a liquid is boiled to generate a vapor and then condensed back into the liquid phase?

A measure of how much the source deviates from equilibrium during its vibrations is the ____________ of an oscillation and indicates how much energy is involved in the vibration.

Electric current is measure in :

Displacement is a vector quantity?

dynamo is a device that convert :

What is the name for a generator that produces AC?

A man standing on a bus is thrown outwards when the bus takes a sudden turn. This happen due to:

Which of the following is the First Law of Motion?

Torque is a measure of a force tendency to produce ? .

Which of the following is the Third Law of Motion?

While catching a ball, the player pulls down his hands to lower the ?

The product of Force and Velocity is called?

Which law is also called the law of inertia ?

The state of matter that results from super-cooling and loss of energy is called the .

when two ice cubes are pressed over each other they unite to form cube because of:

which one of the following occured first?

Which law of motion says that when you kick a ball, there is an equal force on your foot as there is on the ball?

Nuclear sizes are expected in a unit named ?

Which law of motion says that a kicked ball would fly forever if it wasn’t for forces like air friction and gravity?

The prefix mega-, as it is used in chemistry, is equal to?

A jet engine works on the principle of conservation of

If the length of a simple pendulum is halved then its period of oscillation is?

Bolometer is used to measure?

With the increase of pressure, the boiling point of any substance?

Which of the following is not a vector quantity?

Energy possessed by a body in motion is called?

The product of a force and the length of time the force is applied to an object is called ______________ , and it causes a change in its momentum.

which of the following can be regarded as an example for three dimensional motions?

What is the unit of measurement used in physics for force?

A car is moving along a zig zig path on a level road. This is an example for which of the following?