Work done to push a block of steel
Determine how much work should you do to push a block of steel of 14.29 kg across a steel table at a steady speed of 1.09 m/s for 3.69 s? (The Coefficient of kinetic friction is equivalent to k = 0.68.)
Determine your power output while doing so?
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Assume the eyes are 4 ft above floor, and you sit at the distance x from the screen. Use subtraction formula for tangent to illustrate that Theta = arctan(22x/(x^2) + 168)
As a jet plane of 16691 kg lands on an aircraft carrier, its tail hook snags a cable to slow it down. The cable is joined to a spring having spring constant 60320 N/m. When the spring stretches 65 m to stop the plane, determine the plane’s l
Michelle employed a sample of 50 U.S. cities to determine the relationship between crime, or annual property crimes per 100,000 persons, and income, or median income per capita.
A locust of 3.3g reaches a speed 2.9m/s throughout jump. i) Determine the kinetic energy at its speed? ii) When the locust transforms having 25% determine how much energy is needed for the jump?
If the similar block is then placed in an unknown liquid, unattached to a scale, it floats with 2/3 of its volume submerged in the unknown fluid. The density of water is around 1.00 × 103 kg/m3. Find out the density of the unknown liquid.
A child of 18.75 kg is on a swing which suspends from 3.31 m long chains. Determine her maximum speed when she swings out a 47° angle?
When moon is at its zenith at the point A on earth, it is seen to be at horizon from point B. Points A and B are 6155 mi apart and radius of earth is 3960mi. Determine distance of the moon.
A 24% efficient engine accelerates a car of 1457 kg from rest to 12.16 m/s. Determine how much energy is transferred to the engine through burning gasoline?
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