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A spherical metal ball of

A hollow spherical metal ball has internal radius 1cm. If the metal is 1/2 cm thick, find the volume of metal ( Take pi equals
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2. asked by Math's Noob
3. 650 views
spherical aluminum ball of mass 1.22 kg contains an empty spherical cavity that is concentric with the ball. The ball just
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2. asked by jenna
3. 787 views
A spherical metal ball of mass 0.5kg moving with a speed of 0.5 ms-1on a smooth linear horizontal track collides head on with
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2. asked by aparna
3. 2,572 views
Sara goes on a slingshot ride in an amusement park. She is strapped into a spherical ball that has a radius of centimeters. What
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2. asked by jenna
3. 2,012 views
A cylindrical metal bar of diameter 14 cm and length 2m is melted and moulded into spherical balls.In the process,5% by volume
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2. asked by lucy
3. 837 views
A 4.0-kg metal ball with an initial momentum of 20 kg m/s, collides with a 1.0-kg metal ball initially at rest. After collision,
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2. asked by Jae
3. 732 views
Zenola has a wooden ball with a mass of 28 grams, a golf ball of 46 grams, and a metal ball of 110 grams. If she drops the balls
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2. asked by rat
3. 26 views
A metal rod and a metal ball were submerged in a pot of water that is heated from 30°C to 80°C. At the bottom of the pot, one
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2. asked by kim
3. 540 views
A ballpoint pen, also known as a biro,[1] or ball pen, is a pen that dispenses ink over a metal ball at its point, i.e. over a
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2. asked by rfvv
3. 756 views
a metal ball with a charge of 5.4x10^8 electrons is touched to another metal ball so that all the excess electrons are shared
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2. asked by lindsay
3. 1,330 views