What will be the kinetic energy in kWh of an aeroplane which has a mass of 30 tons and is travelling at 1000 km/hr speed? If this plane is made to nose vertically upwards at this speed with power off, calculate the vertical distance through which the plane will move. Take g = 9.80 m/s²

Q: stairs in the figure are not moving, determine the constant speed at which a man with a mass of 74.0…

A: Solution: Given Data: M=74 kgn=32P=148 W   To Find: The constant speed at which man is climbing the…

Q: car travels at a rate of 73 mi/h, express the speed in km/h and m/s

A: Given Data V=73 mi/hr

Q: Find the driving friction force on the tires

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Q: Q2: A spring have stiffness of 100 N/m, is fixed as shown in Fig. A 2.0 kg block mass is moved up…

A: A Spring system is a system in which the mass in the system is concentrated on the spring. The…

Q: A 0.525-oz model rocket is launched vertically from rest at time t = 0 with a constant thrust of 0.9…

A:

Q: A 7 kg block is sliding across a horizontal surface with a speed of 4 m/s. The surface then slopes…

A: The vertical height by which the block displaced can be determined as,

Q: The elevator car, including passengers, has a mass of 1800 kg. Each floor of the building is…

A: Given information: The mass of the elevator (m) = 1800 kg The distance between each floor (d) = 4 m…

Q: A horizontal cylinder of air with length 1 ft and cross-sectional area 2 ft2 is accelerated by a…

A: Solution: Given Data: L=1 ftA=2 ft2Patm=14.7 psiF=4.234 lbρ=2.38×10-3 lbm/ft3   To Find: The…

Q: 1. It takes 20 seconds to lift a 1600-kg car and the underlying 300-kg platform of a hydraulic lift…

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Q: If the car hits the brakes, how much frictional force will it experience? A wall is 50 m in front of…

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Q: Two bicycle tires are set rolling with the same initial speed of 3.3 m/sm/s along a long, straight…

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Q: An automobile having a mass of 2 Mg travels up a 7° slope at a constant speed of 100 km/h. If…

A: Mass of vehicle m=2Mg = 2*106g = 2000kg Slope =7' Speed V=100kmph = 100*5/18 =27.77m/s Efficiency…

Q: A 1-kg rock is thrown horizontally off a 121-m height building. As it leaves the edge of the…

A: The vertical component of the velocity as it touches the ground can be determined as,…

Q: A 1500-kg automobile traveling along a straight, level road increases its speed from 54 km/h to 90…

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Q: A mass of 0.20 slug in space is subjected to an external vertical force of 8lbf. If the local…

A: Given that: mass of the object is 0.20 slug Local acceleration due to gravity is 30.5 ft/s2 Vertical…

Q: A body with a weight of 258 lb changes it velocity from 25 ft/s to 146ft/s. Calculate the change in…

A: The energy which a body has due to its motion is known as kinetic energy of the body.…

Q: A force F exerts on a body which changes its velocity from vi to vf and body begins to move in a…

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Q: If the power generated from a wind system at a height of 50 meters is equal to 30

A: Givencase 1H=50mP=30kWV=4m/scase 2P2=1.5P=1.5×30=45kWV2=2V=2×4=8m/s

Q: A ball is thrown upward with a speed of 10 m/s. What will be its velocity after 2 seconds?

A: Given, Initial velocity of the ball = u = 10 m/s (upwards direction is considered positive). Time at…

Q: What is the kinetic energy of a 5 kg body if it travels at a velocity of 10 m/s?

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Q: ted on anoti nean radius i mer, then en

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Q: A crate of mass 45 kg is pushed along a floor with a force of 16 N for a distance of 6 m. Calculate…

A: Given data :          Force  =  F          Distance  =  d       To find :        Work done

Q: A car starting from rest is accelerated at the rate of 0.464 m/s². Find the distance covered by the…

A: There are two types of accelerations that are acting on a circular surface. One type of acceleration…

Q: A PUMP DISCHARGE3S 50 TONS OF WATER PER HOUR TO HEIGHT OF 8 M. THE OVERALL EFFICIENCYOF THE SYSTEM…

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Q: A rock is thrown off a cliff with an angle of 50 degrees above the horizontal with an initial speed…

A: Given: u=30.0 m/sθ=50°h=93.6 m

Q: The car shown in the figure weighs 2000 kg and is moving upwards on a plane with a slope of 7…

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Q: la the dorm belo, 14 kg block is on a horizontal frictionless surface. A 13 N force (F₂) is pushing…

A: According to the given data F1=13N m=14kg mg=14x9.81=137.34N k=3500N/m x=0.74m We need to find…

Q: A block of mass 2.40 kg is placed against a horizontal spring of constant k = 825 N/m and pushed so…

A: According to the data provided in te question k=825N/m x=0.075m m=2.40kg We need to find (a) Elastic…

Q: A train has a weight of 100 tons (2,000lbf) is stopped from 4 mph in 1 ft by a hydraulic cushion.If…

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Q: Determine the mass of car having kinetic energy 2300 J moving with velcoity 77 m/s

A: Kinetic energy of a car, K.E.=2300 JVelocity of car, V=77 m/s

Q: A force f exerts on a body which changes its velocity from vi to vf and body beings to move in a…

A: Consider the mass of the rotating body is "m". Write the equation for the kinetic energy due to…

Forms of Energy

Energy is described as the capability to accomplish a task, like the ability to push a block by applying force on it. It is a quantitative property that is used to accomplish work on an object.