Physical quantities - math word problems - page 124 of 177
Number of problems found: 3535
- Barrel ethanol weight
What is the weight of a two-hundred-liter barrel with ethanol if the empty barrel weighs 50 kg? - Body mass work
What was the body's mass when it moved along a path of 70 dm and did 1.4 kJ of work? - City distance centimeters
The cities are 400 km apart; how many cm is it on a 1:400,000 scale map? - Liquid specific gravity
The hydrostatic pressure at a depth of 6.5 m in an open liquid container is 79.5 kPa. What is the specific gravity of this liquid? - Crane hook distance
What distance did the crane hook travel in 1 min at a constant speed of 15 cm/s? - Bulb consumption hours
A current of 500 mA passed through the filament of a light bulb with a resistance of 400 ohms. What is the consumption of a light bulb in 5 hours? - Iron plate resistance
The electric iron plate has written 220 V, 1200 W. What is the resistance of the heating wire? - Kinetic energy
A 100 kg car has a velocity of 15 m/s. What is the car's kinetic energy? - A truck 4
A truck covers a particular distance in 3 hours with a speed of 60 miles per hour. If the speed is increased by 30 miles per hour, find the time the truck takes to cover the same distance in hours. - A molecule
A molecule travels with a speed of 8100 centimeters per minute (cm/min). How far would the molecule travel in centimeters in 3.19 seconds? - Fertilizer water proportion
0.6 litres of fertiliser is mixed with 40 litres of water. How much fertiliser should be used per 10 litres of water? - Map scale length
Calculate the scale of the map, at which the actual distance of 12.6 km will be on the map as a distance of 2.52 cm. - City edge distance
In one city, the distance between two adjacent city edges on a map with a scale of 1:500000 measures 48 mm. What is the actual distance between these city outskirts in kilometers? - Map trip length
The tourist map has a scale of 1:40 000. Find the actual length of the trip, which is marked on the map by a 7 cm long line. - Manometer gas pressure
An open manometer is connected to the gas tank. The difference in water levels in both arms is 54.5 cm. The atmospheric pressure is 10 5 Pa. Calculate the gas pressure. - Frequency of oscillation
A weight of 1 kg was suspended from the spring, and the spring was extended by 1.5 cm. Determine the frequency of the natural oscillation of the resulting oscillator. - Ball kick speed
The football player kicked a 400 g ball with a force of 480 N during a penalty. How fast did the ball again if it was subjected to an impact force of 0.01 s? - Stroller pushing distance
Mom did a 5 kJ job pushing the stroller. She always pushed him on the plane with a force of 50 N. How far did she push the stroller? - Crane work
The crane lifted a concrete block weighing 3 tons to a height of 500 cm. What work did it do? - Painter hiring
Twelve painters will paint all the rooms in the hotel in 75 hours. How many painters must the operating staff hire when the rooms have to be painted in 60 hours?
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