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a metal ball of radius

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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
1. 1 answer
2. asked by Math's Noob
3. 600 views
consider a solid metal ball with radius r and charge q. what is the electric field intensity at the center, anywhere inside the
1. 1 answer
2. asked by alex
3. 550 views
the field just outside a 20 cm-radius metal ball is 5x10^(2) N/C outwards.a) what is the flux through the surface of the ball?
1. 1 answer
2. asked by marcy
3. 911 views
a metal ball of radius R is placed concentrically inside a hollow metal sphere of inner radius 2R & outer radius 3R. The ballis
1. 1 answer
2. asked by Star
3. 2,361 views
A set of 12 identical metal ballbearings was made from 10 cm^3 of metal. Calculate the radius of each ball bearing.
1. 1 answer
2. asked by CrissyXD
3. 393 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,
1. 1 answer
2. asked by Jae
3. 700 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
1. 1 answer
2. asked by rat
3. 10 views
A solid metal ball and a hollow plastic ballof the same external radius are released from rest in a large vacuum chamber. When
1. 3 answers
2. asked by Emily
3. 2,078 views
Janine inflated a ball to a radius of 18 cm and another ball to a radius of 12 cm.How much greater was the volume of air in the
1. 1 answer
2. 25 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
1. 1 answer
2. asked by rfvv
3. 712 views

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