Physical quantity - math word problems - page 216 of 343
Number of problems found: 6854
- Aluminum - density
The density of aluminum is 2,700 kg/m³. Calculate the mass of an aluminum cube with a volume of 80 cm3! - Alternating circuit
In an alternating circuit, the total voltage V is given by V=V1 +V2 If V=(12.2+6.8i) V and V1=(7.8-2.5i) V, find the voltage V2. - The temperature 35
The temperature was -8 degrees at 10:00 in the morning. If the temperature rises 3 degrees per hour, what will the temperature be at 2:00 in the afternoon? - The temperature 28
The temperature rose 14°C in 3 1/2 hours. At what rate, in degrees per hour, did the temperature rise? - Manganin
How long must a manganin wire with a diameter of 0.8 mm have a value of 10Ω? - I drive
I drive 9 km in 30 minutes. What is the average speed of the motion? - Ice floe
What is the volume of an ice floe weighing 326 kg? - Dimensions 67534
Peter has an aquarium at home in the shape of a cuboid with 6 x 3 dm bottom dimensions and a height of 4 dm. They filled the aquarium with water according to the seller's order, 5 cm below the edge. A) The maximum number of fish can be raised in it if 1 f - Cyclist 66904
The athlete ran on a 10 km route at a speed of 5 m/s, 10 minutes after him. A cyclist drove at a speed of 30 km/h. Who will be at the finish first (A or B)? - Government 14723
Vlado moves at a speed of 4 km/h. Its step is 0.8 m long. How many steps will the government take in 12 minutes? - Rectangle 62854
The aspect ratio of the rectangle and its diagonal is 9:12:15. Calculate the area of the rectangle if the length of the diagonal is 105 cm. - Rhombus 29
One of the diagonals of a rhombus is equal to a side of the rhombus. Find the angles of the rhombus. - Cylindrical tank
The tank has the shape of a rotating cylinder with a base diameter of d = 3.4 m and a height of 4.5 m. How many liters of water are in the tank if the tank is filled to 2/3? - Empty aquarium How much does an empty aquarium weigh with dimensions: length = 40 cm, width = 30 cm, height = 20 cm, if 1 dm² of glass weighs 300 g? Calculate its weight in kilograms.
- Concrete hatch
The concrete hatch for a round well has a diameter of 1300 mm and a thickness of 80 mm. Determine its weight in kg if the density of the concrete is 2545 kg/m3 - Children's pool
The children's pool at the swimming pool is 10m long, 5m wide, and 50cm deep. Calculate: (a) how many m² of tiles are needed to line the perimeter walls of the pool? (b) how many hectoliters of water will fit into the pool? - Water tank
The water tank has a cylindrical shape with a base diameter of 4.2 m and is 80 cm deep. How many minutes will it take to fill it 10 cm below the edge of the tank if water flows 2 liters per second? - Digging
A pit is dug in the shape of a cuboid with dimensions 10mX8mX3m. The earth taken out is spread evenly on a rectangular plot of land with dimensions of 40m X 30m. What is the increase in the level of the plot? - Gravel - cone
The mound of gravel has a regular circular cone shape with a height of 3.3 meters and a base circumference of 18.85 meters. How many cubic meters of gravel are in a pile? Calculate the weight of gravel if its density is p = 640 kg/cubic m. - Titanium 83463
The body of titanium weighs 227 kg and has a volume of 0.05 m³. What is its density?
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