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shortening the radius of the circle in which the block revolves to 0.175 m. You may treat the block as a particle. Express your answer in joules. ΑΣφ AK = Submit Request Answer Figure 1 of 1 <> Part E How much work was done in pulling the cord? Express your answer in joules. νΟ ΑΣ ΑΣφ W =

shortening the radius of the circle in which the block revolves to 0.175 m. You may treat the block as a particle. Express your answer in joules. ΑΣφ AK = Submit Request Answer Figure 1 of 1 <> Part E How much work was done in pulling the cord? Express your answer in joules. νΟ ΑΣ ΑΣφ W =

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A small block on a frictionless horizontal surface has a mass of 0.0200 kg. It is attached to a massless cord passing through a hole in the surface. (See the figure below (Figure 1).) The block is originally revolving at a distance of 0.350 m from the hole with an angular speed of 2.00 rad/s. The cord is then pulled from below, Part D Find the change in kinetic energy of the block. shortening the radius of the circle in which the block revolves to 0.175 m. You may treat the block as a particle. Express your answer in joules. ΑΣφ AK = J Submit Request Answer Figure 1 of 1 Part E How much work was done in pulling the cord? Express your answer in joules. W = J Submit Request Answer
Transcribed Image Text:A small block on a frictionless horizontal surface has a mass of 0.0200 kg. It is attached to a massless cord passing through a hole in the surface. (See the figure below (Figure 1).) The block is originally revolving at a distance of 0.350 m from the hole with an angular speed of 2.00 rad/s. The cord is then pulled from below, Part D Find the change in kinetic energy of the block. shortening the radius of the circle in which the block revolves to 0.175 m. You may treat the block as a particle. Express your answer in joules. ΑΣφ AK = J Submit Request Answer Figure 1 of 1 Part E How much work was done in pulling the cord? Express your answer in joules. W = J Submit Request Answer
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