Physics Fundamentals Quiz

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Questions and Answers

What is the formula for average speed?

Distance / Time

What is the formula for acceleration?

(Final velocity - Initial velocity) / Time

What is the formula for weight?

Mass x Gravitational field strength

What is the formula for force?

Mass x Acceleration Signup and view all the answers

What is the formula for Hooke's Law?

Force = Constant x Extension Signup and view all the answers

What is the formula for pressure?

Force / Area Signup and view all the answers

What is the formula for fluid pressure?

Density x Gravitational Field Strength x Height Signup and view all the answers

What is the formula for work done?

Force x Distance Signup and view all the answers

What is the formula for kinetic energy?

1/2 x Mass x Velocity² Signup and view all the answers

What is the formula for gravitational potential energy?

Mass x Gravitational Field Strength x Height Signup and view all the answers

What is the formula for efficiency?

(Useful Power Output / Total Power Input) x 100 Signup and view all the answers

What is the formula for momentum?

Mass x Velocity Signup and view all the answers

What is the formula for impulse?

Change in momentum Signup and view all the answers

What is the formula for centripetal force?

(Mass x Velocity²) / Radius Signup and view all the answers

What is the formula for orbital period?

2π x Radius / Velocity Signup and view all the answers

What is the formula for thermal capacity?

Mass x Specific Heat Capacity Signup and view all the answers

What is the formula for energy transferred?

Mass x Specific Latent Heat Signup and view all the answers

What is the formula for expansion?

Linear Expansivity x Original Length x Temperature Rise Signup and view all the answers

What is the formula for voltage (alternative)?

Current x Resistance Signup and view all the answers

What is the formula for power (alternative)?

Current² x Resistance Signup and view all the answers

What is the formula for energy transferred (alternative)?

Power x Time Signup and view all the answers

What is the formula for total resistance in series?

Sum of individual resistors Signup and view all the answers

What is the formula for total resistance in parallel?

1 / (1/R1 + 1/R2 + ... + 1/Rn) Signup and view all the answers

What is the formula for resistance?

Resistivity x Length / Area Signup and view all the answers

What is the formula for voltage in a transformer?

Voltage in secondary coil / Voltage in primary coil = Number of turns in secondary coil / Number of turns in primary coil Signup and view all the answers

What is the formula for refractive index?

Sine of angle of incidence / Sine of angle of refraction Signup and view all the answers

What is the formula for refractive index (alternative)?

Speed of light in vacuum / Speed of light in material Signup and view all the answers

What is the formula for energy in nuclear reactions?

Mass Defect x Speed of Light² Signup and view all the answers

Study Notes

General

Average speed: Distance divided by time.
Average velocity: Displacement divided by time .
Period of a pendulum: Total time divided by the number of swings.
Acceleration: Change in velocity over time.
Weight: Mass multiplied by gravitational field strength.
Force: Mass multiplied by acceleration.
Density: Mass divided by volume.
Hooke's Law: Force equals the spring constant multiplied by extension.
Fluid Pressure: Density multiplied by gravitational field strength and height.
Work: Force multiplied by distance moved.
Power: Work done divided by time.
Kinetic Energy: Half of mass multiplied by velocity squared.
Gravitational potential energy: Mass multiplied by gravitational field strength and height.
Efficiency: (Useful power output / Total power input) * 100%.
Moment: Force multiplied by perpendicular distance from pivot.
Momentum: Mass multiplied by velocity.
Impulse: Change in momentum.
Centripetal Force: Mass multiplied by velocity squared divided by radius.
Orbital Period: 2π multiplied by radius divided by velocity.

Thermal

Boyle's Law (Constant Temperature): Pressure multiplied by volume is constant.
Energy (Change in Temperature): Mass multiplied by specific heat capacity and temperature change.
Thermal Capacity: Mass multiplied by specific heat capacity.
Energy (Change in State): Mass multiplied by specific latent heat.
Linear Expansion: Linear expansivity multiplied by original length and temperature change.

Electricity

Current: Charge divided by time.
Voltage: Energy transferred divided by charge.
Voltage (Ohm's Law): Current multiplied by resistance.
Power (Electricity): Current multiplied by voltage or current squared multiplied by resistance.
Energy Transferred (Electricity): Current multiplied by voltage and time or power multiplied by time.
Resistors in series: Total resistance is the sum of individual resistances.
Resistors in parallel: Reciprocal of total resistance is the sum of reciprocals of individual resistances.
Resistance: Resistivity multiplied by length divided by area.
Transformers (voltage): Voltage in secondary coil / turns on secondary coil = Voltage in primary coil / turns on primary coil.
Transformers (current): Voltage in primary coil / voltage in secondary coil = current in secondary coil / current in primary coil.

Waves

Wave Speed: Frequency multiplied by wavelength.
Frequency: 1/Period
Refractive Index: Sine of angle of incidence divided by sine of angle of refraction.

Nuclear

Radioactive decay formulas (alpha, beta, gamma).
Energy: Mass defect multiplied by speed of light squared.

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Description

Test your knowledge of fundamental physics concepts such as speed, velocity, force, and energy. This quiz covers key principles including Hooke's Law, momentum, and efficiency. Perfect for students seeking to reinforce their understanding of basic physics calculations.