# Fundamentals of Physics - math word problems

#### Number of problems found: 228

- Motor physics

Car traveling at 130 km/h on the highway. Pulling power of the motor is 8 kN. Determine engine power in kW. - Rocket start

The body launched vertically up returns to the start site in 6 seconds. What height did it have? - Midnight 2

It was 8 degrees at nightfall. The temperature dropped 10 by midnight. What was the temperature at midnight? - Free fall

How long does the stone fall freely into a depth of 80m? What speed will it hit the bottom of the abyss? - Free fall

The free fall body has gone 10m in the last 0.5s. Find the body speed at the moment of impact. - Gold horseshoe

Calculate the volume of a gold horseshoe that weighs 750g. - Bulb

A 60 W bulb consumes 0.12 kWh of electricity. How long did she stand light without a break? - Earth rotation

How fast is the place on the Earth's equator moving if the Earth's radius is 6378 km? - Wave parameters

Calculate the speed of a wave if the frequency is 336 Hz and the wavelength is 10 m. - RPM

An electric motor makes 3,000 revolutions per minutes. How many degrees does it rotate in one second? - Decibel

A circuit has an input power of 58 mW. Its output power is 6 mW. What is the loss in decibels? - Wheelchair

The boy pushes the wheelchair with a force of F1 = 20N. The wheelchair exerts a force of F2 on the boy. How large is this force? - Decibel

By what percentage does the sound intensity increase if the sound intensity level increases by 1 dB? - Efficiency

What is the power output of kettle 2 kW with efficiency 90%? - Megapascals

What is the area of crosssection of the piston, if the force of 300 kN produces a pressure of 5 MPa? - Locomotive

Locomotive pulled a train permanent load of 200 kN horizontally along the track of 5km. What work it done? - Resistance of the resistor

The resistor terminals have a voltage of 20 V and a current of 5 mA is passed through. What is the resistance of the resistor? - Time clock

What is the angle of the hour hand and the minute hand, if it is 0:40? - The run

On the school playground, the student ran a 60 m track in 9.5 s. What is the average speed of his run? - MW oven

You plug a microwave oven into a 20 amp electrical circuit. the microwave uses as much as 12.5 amps . How many amps are available on this circuit for other appliances?

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