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Ball of mass "m" hangs on a string of length L` straight down from a cart of mass M standing on horizontal rails. The cart can move along the rails without friction. While the cart is at rest, the ball is given a horizontal velocity v0, v0 <sqrt(2gl) directed along the rails.
What is velocity of the ball when it reaches its maximal elevation?
The front and rear sprockets on a bicycle have radii of 9.50 and 5.38 cm, respectively. Calculate the linear speed (in cm/s) of the chain
The position of an air-track cart that is oscillating on a spring is given by the equation x = 12.4 cos[(6.35 s-1)t] . At what value of t after t= 0.00s in the cart first located at x = 8.47 cm ?
The mean distance of Mars from the Sun is 1.52 times that of Earth from the Sun. Determine the mass of Earth from the period T
To throw the discus, the thrower holds it with a fully outstretched arm. Starting from rest, he begins to turn with a constant angular acceleration, what will be the speed of the discus at release
a projectile is fired with an initial speed of 64.8m/s at an angle of 44.3 degrees above th horizontal on a long flat firing range. determine the direction of the projectile
An open-pit coal mine consumes 96 hectares of land, down to the depth of 26 m, each year. What volume of earth, in cubic kilometres, is removed in this time.
An unknown mass of tin is heated to a temperature of 218 C. It is placed into 200 g of water which is in a 100 g copper cup initially at 10 C. What is the heat lost by the sample of tin
An uncharged capacitor is connected to the terminals of a 3.0 battery, and 12 flows to the positive plate. How much additional charge flows to the positive plate
A constant force is applied to an object, causing the object to accelerate at 6 m/s^2?, What will the acceleration be if the force is halved
Find the frequency in terahertz of visible light with a wavelength of 653 nm in vacuum.
question1two gerbils run in place with a linear speed of 0.60 on an exercise wheel that is twisted like a hoop. find
A car travelling in a large circle passes by the motorcycle that is travelling in a straight line from North to South. Both of their speedometers read 10m/s.
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