How fast does she need to skate to melt

Assignment Help Physics

Reference no: EM1362075

Q. Assume the kinetic energy of a 50kg ice skater melts the ice she is skating on. How fast does she need to skate to melt 8 grams of solid ice which is at its melting point? - Im kinda confused on this problem i know that you use 1/2mv^2 and mlatent fusion but what else do you need, the answer the teacher showed us is 10.3m/s?

Q. A skier is accelerating down a 30.0 degree hill at 1.8 m/s^2. How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates uniformly, if the elevation change is 325 m?

Reference no: EM1362075

Questions Cloud

Calculate value of accounts receivable : Suppose your firm has Day Sales Outstanding of Receivables equal to 31 days. Sales are $11mm. Calculate value of Accounts Receivable?

Discuss analytical and integrative tools : Choose and test analytical and integrative tools to perform in-depth analyses of industries, firms, and competitors in both domestic and global markets.

Write program to clear the screen and locate the cursor : Write a program that clears the screen, locates the cursor near the middle of the screen, prompts the user for two integers, adds the integers.

Explain the corporation that has acquired another company : Explain For the corporation that has acquired another company and merged with another company or been acquired by another company and evaluate the strategy that led to the merger

How fast does she need to skate to melt : A skier is accelerating down a 30.0 degree hill at 1.8 m/s^2. How long will it take her to reach the bottom of the hill, assuming she starts from rest and accelerates uniformly, if elevation change is 325 m.

Effects of community health programs : Why are both formative and summative evaluation strategies important when determining the effectiveness and effects of community health programs?

Construct resolution proofs to demonstrate truth : Can you construct resolution proofs to demonstrate the truth of each of these statements given the 5 facts listed above? Do so if possible.Otherwise add the facts you need & then construct the proofs.

Estimate expected return and standard deviation : Use the information given below and consider portfolio weights of .60 in stocks and .40 in bonds. Determine the rate of return on the portfolio in each scenario?

Explain and include an as-is process flow : Explain and Include an As-Is process Flow and create a To-Be flow to demonstrate the improvement and Be sure to highlight what the improvement is

User Account

All Pages