Practice problems of the sphere
Number of problems found: 195
- Decimetres 72974
What is the diameter of a 1m³ sphere? Write in decimetres - Acceleration 61824
On a sphere weighing 100 g, which lies on a horizontal plate, a force acts in the horizontal direction, which gives it an acceleration of 20 cm. s ^ -2. Find the magnitude of the force. - Temperature 61484
The air bubble at the bottom of the lake at a depth of h = 21 m has a radius r1 = 1 cm at a temperature of t1 = 4 ° C. The bubble rises slowly to the surface, its volume increases. Calculate its radius when it reaches the lake's surface, which has a tempe - Diameter 46661
Granite ball has a diameter of 80 cm. The mass of 1m³ of granite is 2900 kg. What is the mass of the ball? - The volume 6
The volume of a sphere is given by the formula 4/3 πr³ (or 4/3 *pi *r³) . The value of pi is approximately equal to 3.14. What is the volume of a sphere whose radius is 4 cm? (Round of the answer to the nearest hundredths. Type the value without the unit) - The granite ball What is the weight of a granite ball with a radius of 60 cm, if 1 m³ of granite weighs 2.7 tons?
- Calculate 41881
The volume of the sphere is 803.84m³. Calculate its surface. - Brass ball What is the weight of a hollow brass ball, the outer diameter of which is 16 cm and the wall thickness is 2 cm, while the density of brass is ϱ = 8.5 g
- Diameter 41221 How many shots with a diameter of 2 mm can a gunsmith cast from 1 kg of lead? The density of lead is 11.4 g / cm3
- The reservoir
The reservoir has the shape of a sphere with a diameter of 7.5 m. How many hectoliters can max fit in a reservoir? - Surface 40621 The surface of the sphere is 535 m². What is its volume?
- Calculate 40611
Calculate the surface and volume of a sphere with a radius of 3m. - How many 9
How many percent volume remain of a sphere if diameter decrease 3×? - Earth rotation
How fast is the place on the Earth's equator moving if the Earth's radius is 6378 km? - Find x 2 Find x, y, and z such that x³+y³+z³=k, for each k from 1 to 100. Write down the number of solutions.
- Ball-shaped 32173
The inner diameter of the ball-shaped reservoir is d = 12 m. Can it hold 900 m³ of water? - Calculate 30391
Calculate the surface area and weight of a sphere if its volume is 707.54 cm³ if it is made of a material with a density of 7.8 g / cm³. - The volume
The volume of the sphere is 1 m3, what is its surface? - Volume of sphere How many times does the volume of a sphere increase if its radius increases two times?
- Gas sphere
The gas tank has the shape of a sphere with a diameter of 14 m. How many m³ of gas will fit in it?
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