Perform the following with solutions 1. A force of 100 N is produced by a body moving at an acceleration of 10 m/s". Compute its mass 2. 1000 N weight is produced by a 100 kg body in the moon. Compute the gravity of the moon 3. What is 450°K in °F 4. 5 kg body is moved to a distance of 5 meters. Compute the energy consumed. II. Convert to desired units (show your solution) 1. 400000 mm to km

Perform the following with solutions 1. A force of 100 N is produced by a body moving at an acceleration of 10 m/s". Compute its mass 2. 1000 N weight is produced by a 100 kg body in the moon. Compute the gravity of the moon 3. What is 450°K in °F 4. 5 kg body is moved to a distance of 5 meters. Compute the energy consumed. II. Convert to desired units (show your solution) 1. 400000 mm to km

Inquiry into Physics

8th Edition

ISBN:9781337515863

Author:Ostdiek

Publisher:Ostdiek

Chapter5: Temperature And Heat

Section: Chapter Questions

Problem 23Q

See similar textbooks

Similar questions

What is energy? Explain why scientists care about this concept as part of their work.
We use the terms sunset and sunrise. In what way are these terms misleading?
Large meteors sometimes strike the Earth, converting most of their kinetic energy into thermal energy. (a) What is the kinetic energy of a 109 kg meteor moving at 25.0 km/s? (b) If this meteor lands in a deep ocean and 80% of its kinetic energy goes into heating water, how many kilograms of water could it raise by 5.0ºC? (c) Discuss how the energy of the meteor is more likely to be deposited in the ocean and the likely effects of that energy.
1)What is the kinetic energy of a ball of mass 10kg which falls from rest for 3 seconds 2) Calculate the work done in raising 700kg of Iron Ore to surface from a depth of 80m(g=10m/s)
1. How much potential energy does a vehicle gain if a crane lifts the vehicle with a mass of 1,450 kg 23 m straight up? 2. Determine the mass of a moving object with a velocity of 20 m/s and a KE of 5500 J?
Large meteors sometimes strike the Earth, converting most of their kinetic energy into thermal energy. (a) What is the kinetic energy of a 109kg meteor moving at 25.0 km/s? (b) If this meteor lands in a deep ocean and 80% of its kinetic energy goes into heating water, how many kilograms of water could it raise by 5.0°C?
1. What can you say about the relationships of mass, spring constant, and spring compression to the velocity of the body? 2. Work done on a system puts energy into it. Work done by a system removes energy from it. How will you relate this to energy transformation? 3. Using energy considerations and assuming negligible air resistance, show that a rock thrown from a bridge 20.0 m above water with an initial speed of 15.0 m/s strikes the water with a speed of 24.8 m/s independents of the direction thrown. (Hint: show that K0 + U0 = Kf + Uf )
Does the international space station have gravitational potential energy? kinetic energy?Explain.
What is the energy ?E required to accelerate a 1645 kg1645 kg car from rest to 27 m/s? Compared to the amount of energy required to accelerate a car from rest to 27 m/s,27 m/s, how much energy is required to accelerate the car from 27 m/s27 m/s to twice that speed, 54 m/s?
A baseball has a mass of 0.3 lb. What is the kinetic energy relative to home plate of a 94 mile per hour fastball, in Btu?
Humanity's Energy Needs: Humankind's total annual energy need is approximately 4 x 10^20 J. a) What is this in Watts? b) The solar energy reaching the Earth is ~340 W/m^2. If we could collect 100% of the energy hitting 1/20th (5%) of the Earth's surface, and Earth's surface is 5x10^14 m^2, show that we could collect enough energy to meet all of humankind's annual energy needs in less than 12 hours. c) Alternatively, if we wanted to provide all of humankind's energy needs with wind power, how many 100 MW wind farms are needed? (Assume constant average energy use and no efficiency losses.)
Large meteors sometimes strike the earth , converting most of their kinetic energy into thermal energy. what is the kinetic energy of a 10^9 kg meteor moving at 25.0 km/s?