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A spherical glass vessel has a cylindrical neck 8 cm long, 2 cm in diameter; the diameter of the spherical part is 8.5 cm. By measuring the amount of water it holds, a child finds its volume to be 345 cm^3 . Check whether she is correct, taking the above as the inside measurements, and π =3.14.
06
Oct
A spherical glass vessel has a cylindrical neck 8 cm long, 2 cm in diameter; the diameter of the spherical part is 8.5 cm. By measuring the amount of water it holds, a child finds its volume to be 345 cm^3 . Check whether she is correct, taking the above as the inside measurements, and [...]
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2 cm in diameter; the diameter of the spherical part is 8.5 cm. By measuring the amount of water it holds ,
a child finds its volume to be 345 cm^3 . Check whether she is correct ,
A spherical glass vessel has a cylindrical neck 8 cm long ,
and π =3.14. ,
taking the above as the inside measurements ,
A fish is vertically below a flying bird moving vertically down toward water surface. The bird will appear to the fish to be (1) moving faster than its speed and also away from the real distance
06
Oct
A fish is vertically below a flying bird moving vertically down toward water surface. The bird will appear to the fish to be (1) moving faster than its speed and also away from the real distance A fish is vertically below a flying bird moving vertically down toward water surface. The bird will appear to [...]
A solid consisting of a right circular cone of height 120 cm and radius 60 cm standing on a hemisphere of radius 60 cm is placed upright in a right circular cylinder full of water such that it touches the bottom. Find the volume of water left in the cylinder, if the radius is 60 cm and its height is 180 cm.
06
Oct
A solid consisting of a right circular cone of height 120 cm and radius 60 cm standing on a hemisphere of radius 60 cm is placed upright in a right circular cylinder full of water such that it touches the bottom. Find the volume of water left in the cylinder, if the radius is 60 [...]
A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1 cm^3 of iron has approximately 8 g mass. (Use π = 3.14)
06
Oct
A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1 cm^3 of iron has approximately 8 g mass. (Use π = 3.14) A solid iron [...]
A block of ice of area A and thickness 0.5 m is floating in the fresh water. In order to just support a man of 100 kg , the area A should be (specific gravity of ice 0.917 and density of water = 1000 kg/m^2)
06
Oct
A block of ice of area A and thickness 0.5 m is floating in the fresh water. In order to just support a man of 100 kg , the area A should be (specific gravity of ice 0.917 and density of water = 1000 kg/m^2) A block of ice of area A and thickness 0.5 [...]
A vessel is in the form of an inverted cone. Its height is 8 cm and radius of its top, which is open, is 5 cm. It is filled with water up to the brim. When lead shots, each of which is a sphere of radius 0.5 cm are dropped into the vessel, one fourth of the water flows out. Find the number of lead shots dropped in the vessel.
06
Oct
A vessel is in the form of an inverted cone. Its height is 8 cm and radius of its top, which is open, is 5 cm. It is filled with water up to the brim. When lead shots, each of which is a sphere of radius 0.5 cm are dropped into the vessel, one fourth [...]
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A vessel is in the form of an inverted cone. Its height is 8 cm and radius of its top ,
each of which is a sphere of radius 0.5 cm are dropped into the vessel ,
is 5 cm. It is filled with water up to the brim. When lead shots ,
one fourth of the water flows out. Find the number of lead shots dropped in the vessel. ,
which is open ,
A pen stand made of wood is in the shape of a cuboid with four conical depressions to hold Pens. The dimensions of the cuboid are 15cm by 10cm by 3.5cm . The radius of each of the depression is 0.5cm and the depth is 1⋅4cm .Find the volume of the wood in the entire stand.
06
Oct
A pen stand made of wood is in the shape of a cuboid with four conical depressions to hold Pens. The dimensions of the cuboid are 15cm by 10cm by 3.5cm . The radius of each of the depression is 0.5cm and the depth is 1⋅4cm .Find the volume of the wood in the entire [...]
A large block of ice 5m thick has a vertical hole drilled through it and is floating in the middle of a lake. What is the minimum length of a rope required to scoop up a bucket full of water through the hole? Relative density of ice =0.9.
06
Oct
A large block of ice 5m thick has a vertical hole drilled through it and is floating in the middle of a lake. What is the minimum length of a rope required to scoop up a bucket full of water through the hole? Relative density of ice =0.9. A cylinder of radius R = 1 [...]
A gulab jamun, contains sugar syrup up to about 30% of its volume. Find the approximately how much syrup would be found in 45 gulab jamuns each shaped like a cylinder with two hemispherical ends with length 5 cm and diameter 2.8 cm .
06
Oct
A gulab jamun, contains sugar syrup up to about 30% of its volume. Find the approximately how much syrup would be found in 45 gulab jamuns each shaped like a cylinder with two hemispherical ends with length 5 cm and diameter 2.8 cm . A gulab jamun Two cubes each of volume 64 cm^3 are [...]
A U-tube of length ℓ contains a liquid. It is mounted on a horizontal turntable rotating with an angular speed ω about one of the arms. The difference in heights between the liquid columns in the vertical arm will be
06
Oct
A U-tube of length ℓ contains a liquid. It is mounted on a horizontal turntable rotating with an angular speed ω about one of the arms. The difference in heights between the liquid columns in the vertical arm will be A cylinder of radius R = 1 m and height H = 3 m two- [...]