A weightlifter curls a 30 kg bar, raising it each time a distance of 0.60 m. How

Question:

A weightlifter curls a 30 kg bar, raising it each time a distance of 0.60 m. How many times must he repeat this exercise to burn off the energy in one slice of pizza?

Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For book-img-for-question

College Physics A Strategic Approach

ISBN: 9780321595492

2nd Edition

Authors: Randall D. Knight, Brian Jones, Stuart Field

See More Books

Question Posted: Oct 31, 2023 01:59 AM

See More Questions

A student eats a breakfast consisting of a bowl of cereal and milk, containing a total of 3.15 X 10 2 Calories of energy. He wishes to do an equivalent amount of work In the gymnasium by doing curls...
A student ate a Thanksgiving dinner that totaled 2800 Cal. He wants to use up all that energy by lifting a 20-kg mass a distance of 1.0 m. Assume that he lifts the mass with constant velocity and no...
A man fires at a target six times; the probability of his hitting it each time is independent of other tries and is 0.40. (a) What is the probability that he will hit at least once? (b) How many...
Let F = [F] lb. a) Determine the force Fp acting at roller D. b) Determine the force FE acting at pin E. F 4 ft B 600 lb. ft -3 ft C -3 ft OD -2 ft- E
How can the adverse selection problem explain why you are more likely to make a loan to a family member than to a stranger?
Find a rational number halfway between the two fractions in each pair. 1/4 and 3/4
Using micromechanics and the Tsai-Hill criterion, set up the equation for the averaged isotropic tensile strength for a randomly oriented short-fiber composite. The equation should be in terms of...
A well-respected polling agency has conducted a poll for an upcoming Presidential election. The polling agency has taken measures so that its random sample consists of 50,000 people and is...
5. A three-stage, single acting compressor is required to compress 135m of free air per hour from 1bar to 64bar. Prove that with complete intercooling the stage pressure ratio should be equal to the...
A weightlifter works out at the gym each day. Part of her routine is to lie on her back and lift a 40 kg barbell straight up from chest height to full arm extension, a distance of 0.50 m. a. How much...
The label on a candy bar says 400 Calories. Assuming a typical efficiency for energy use by the body, if a 60 kg person were to use the energy in this candy bar to climb stairs, how high could she go?
A 5.0-kW electric clothes dryer runs on 240 V rms. Find (a) Irms and (b) Imax. (c) Find the same quantities for a dryer of the same power that operates at 120 V rms.
Water from a faucet fills a bathtub with $100 \mathrm{~L}$ of water in $5.00 \mathrm{~min}$. That water travels through a cylindrical pipe that has a diameter of $12.5 \mathrm{~mm}$. What is...
Your middle-C tuning fork oscillates at $261.6 \mathrm{~Hz}$. When you play the middle-C key on your piano together with the tuning fork, you hear 15 beats in $10 \mathrm{~s}$. What are the...
A horizontal pipeline is $500 \mathrm{~mm}$ in diameter and carries oil at a rate of $150 \mathrm{~kg} / \mathrm{s}$. This oil has a mass density of $850 \mathrm{~kg} / \mathrm{m}^{3}$ and a...
A neat trick for determining whether or not a train is coming is to press your ear to a railroad track. Why is this much more effective than listening for the train's sound carried by air?
In a low-flow showerhead that contains 18 nozzle holes, the volume flow rate of the water is $4.00 \mathrm{~L} / \mathrm{min}$ and the water speed is $4.30 \mathrm{~m} / \mathrm{s}$. What is the...
A few years ago, a Delta Air Lines 727 crashed in Dallas. The crash resulted in a gain of $.11 per share for Delta. How could this happen? Consider the accounting for airplanes. Airlines insure their...
Figure displays a 12.0 V battery 3 four uncharged capacitors of capacitances C1 = 4.00F, C2 = 6.00F, and C3 = 3.00F. The switch is thrown to the left side until capacitor 1 is fully charged. Then the...
A filamentary conductor is formed into an equilateral triangle with sides of length carrying current I. Find the magnetic field intensity at the center of the triangle.
(i) Estimate appropriate values, corresponding to those in Table 11.1, for printed paper as a data storage medium. (ii) Estimate the potential data storage requirements from a 5-year spaceborne...
How many correct experiments do we need to disprove a theory? How many do we need to prove a theory? Explain.
Case Study: company structure The company operates with a hierarchical structure comprising multiple departments (name, DepartmentID address), each dedicated to specific responsibilities. Within each...
Consider the line y = x - 4 What is the y-intercept of the perpendicular line that goes through (75,-76)
A tank contains 2 m3 of water. A stream of brine containing 20kg/m3 of salt is fed into the tank at a rate of 0.02m3/s. Liquid flows from the tank at a rate of 0.01 m3/s. The tank is well agitated....

A weightlifter curls a 30 kg bar, raising it each time a distance of 0.60 m. How

Question:

Step by Step Answer:

The energy burned during exercise depends on various factors including the type of exercise duration ...View the full answer

College Physics A Strategic Approach

Students also viewed these Physics questions