A simple pendulum 2.6 m in length is released with a push when the support string is at an angle of 45.0degree from the vertical. If the initial speed of the suspended mass is 1.25m/s when at the release point what is its speed at the bottom of the swing? (g=9.8m/s^2)

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A: Calculate the constant speed at which the elevator is moving. v=Dt=191 m24 s=7.958 m/s Here, v is…

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A: Let the spring be stretched through a small distance d x dx dx. Then work done in stretching the…

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A: Given  Mass of child and swing is ,M = 23.7 kg  Initial velocity, V = 1.15 m/s  At mean position…

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A: Given:  mass, m = 3 x 1000 = 3000 kg  distance, s = 210 m  time, t = 23 s

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A: Given: Mass of the block = 1.40 Kg Speed of the block = 0.950 m/s Force constant = 734 N/m

Q: A simple pendulum is released with a push, from a point 29.3 cm above its lowest position. If the…

A: Height of simple pendulum above the lowest position; h=29.3 cm=0.293 m Initial speed of the mass…

Q: A simple pendulum, 2.0 m in length, is released with a push when the support string is at an angle…

A: Given: The length of the string is 2 m. The angle with the vertical is 25o. The initial speed of the…

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A: Given: Toad's mass, m=188 g=0.188 kg Toad's jumping angle w.r.t horizontal, θ=35° Initial velocity,…

Q: A car with a mass of 900.0 kg climbs a 20.00° incline at a steady speed of 60.00 km/hr. If the total…

A: The steady speed of a car is, v=60 km/hr=16.67 m/s The total resistive or dissipative force acting…

Q: The loaded cab of an elevator has a mass of 3.0 × 10³ kg and moves 210 m up the shaft in 23 s at…

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Q: Suppose a box of mass m slides toward a spring with a speed of vi. presses 1.00 m into the spring,…

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A: Given: The length of the pendulum is 1 m. The angle of the pendulum with vertical is 20o. The…

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Q: A 1300-kg car moving on a horizontal surface has speed y = 50 km/h when it strikes a horizontal…

A: The kinetic energy will equal to the elastic potential energy. mv22=kx22

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A: Given data, Magnitude of the given friction force = 4.81 N Slide distance by the box = 4.195 m…

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A: Given: The rate of mass of the water=dmdt=1.4×106 kg/s. The height of the fall=h=60 m Acceleration…

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A: Given data:  Stretches in garter (x) = 5 mm = 0.005 m Force constant (k) = 3.5 × 102 N/m Required:…

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A:

Q: A simple pendulum, 1.00 m in length, is released from rest when the support string is at an angle of…

A: Given Length of the pendulum L = 1.00 m Angle of the pendulum θ = 48.0o

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A: a)Calculate the work done using work energy theorem.

Q: Suppose a 975-kg car can produce a useful power output of 42.5 hp (1 hp = 746 W). How long, in…

A: Data Given ,  Mass of the car ( m ) = 975 kg Power of the car ( P ) = 42.5 hp   = ( 42.5 × 746 ) W =…

Q: A 55-kg marathon runner runs up the stairs to the top of Taguig’s 318-m Grand Hyatt Manila, the…

A: Mass of the runner M=55 kg The height reached h=318 m The time taken t=20 minutes=20×60 s=1200 s…

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Q: What average mechanical power (in W) must a 60.0 kg mountain climber generate to climb to the summit…

A: solution as

Q: What is her useful power output if she does 25 pushups in one minute?

A: It is given that,

Q: A 55 kg boy swings on a single strand of rope 9.50m long and passes the lowest point at a speed of…

A: Given, Mass of boy,m=55 kg Length of rope,L=9.5 m Elevation of lowest point,h1=0.7 m Speed at lowest…

Q: A 0.5-kg ball is thrown with a speed of 15.6 m/s at an angle 37.7 degrees. How high does it go? To…

A: Given: Mass of the ball m = 0.5 kg. The initial velocity of the ball v = 15.6 m/s. Angle of…

Q: A child sits on a swing that is 0.535 m above the ground when it hangs vertically. The length of the…

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Q: The loaded cab of an elevator has a mass of 2.40 × 10° kg and moves 233. m up the shaft in 17.0 s at…

A: Given mass of a cab = 2.40 × 103 kg ddistance moved = 233 m time = 17 sec speed = constant We have…

Q: A bag of wheat weight 130 kg. To what height should it be raised so that potential energy is 150 J ?…

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