Equations Flashcards

(19 cards)

1
Q

What is the equation for calculating force?

A

Force = Mass × Acceleration

This equation is derived from Newton’s second law of motion.

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2
Q

What is the equation for calculating work done?

A

Work = Force × Distance × cos(θ)

θ is the angle between the force and the direction of motion.

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3
Q

What is the equation for calculating kinetic energy?

A

Kinetic Energy = 0.5 × Mass × Velocity²

This equation describes the energy of an object in motion.

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4
Q

What is the equation for calculating potential energy?

A

Potential Energy = Mass × Gravitational Field Strength × Height

This equation calculates gravitational potential energy.

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5
Q

What is the equation for calculating momentum?

A

Momentum = Mass × Velocity

Momentum is a vector quantity, having both magnitude and direction.

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6
Q

What is the equation for calculating power?

A

Power = Work Done / Time

Power measures the rate at which work is done.

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7
Q

What is the equation for calculating acceleration?

A

Acceleration = (Final Velocity - Initial Velocity) / Time

This equation describes how quickly an object’s velocity changes.

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8
Q

What is the equation for calculating density?

A

Density = Mass / Volume

Density is a measure of how much mass is contained in a given volume.

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9
Q

What is the equation for calculating pressure?

A

Pressure = Force / Area

Pressure is the force applied perpendicular to the surface of an object per unit area.

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10
Q

What is the equation for calculating frequency?

A

Frequency = 1 / Period

Frequency is the number of cycles per unit time.

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11
Q

What is the equation for calculating wavelength?

A

Wavelength = Speed of Wave / Frequency

This equation relates the speed of a wave to its frequency and wavelength.

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12
Q

What is the equation for calculating electric power?

A

Power = Voltage × Current

This equation describes the power consumed in an electrical circuit.

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13
Q

What is the equation for Ohm’s Law?

A

Voltage = Current × Resistance

Ohm’s Law relates voltage, current, and resistance in an electrical circuit.

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14
Q

What is the equation for calculating gravitational force?

A

Gravitational Force = (G × Mass1 × Mass2) / Distance²

G is the gravitational constant, and this equation describes the force between two masses.

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15
Q

What is the equation for calculating the period of a pendulum?

A

Period = 2π√(Length / g)

This equation calculates the time it takes for one complete cycle of a pendulum.

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16
Q

What is the equation for resistivity?

17
Q

What is the equation for a moment?

A

Force x perpendicular distance from a point (Nm)

18
Q

What is the equation for work done?

A

Force x displacement

19
Q

What is the equation for conservation of linear momentum?

A

M1xU1 + M2xU2 = M1xV1 + M2V2