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A soccer player applies a force of 60.5 N to a soccer ball while kicking it. If the ball has a mass of 0.42 kg, what is the acceleration of the soccer ball?
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Question: Somebody on reddit posted a ridiculous picture today of a fly pierced onto a needle of a cactus: Whilst the OP claims the picture to be real, several people doubted the fly could ever reach enough momentum to a ...
Question: Suppose you have a block resting on a horizontal smooth surface. the block (mass m) is attached to a horizontak spring (spring constant k) which is fixed at one end. the mass is pulled to one side and released. ...
Question - A sinusoidal wave travels along a string. The time for a particular point to move from maximum displacement to zero is 0.170 s. What are the (a) period and (b) frequency? (c) The wavelength is 1.40 m; what is ...
Question: A solenoidal coil with 25 turns of wire is wound tightly aroundanother coil with 300 turns. The inner solenoid is 25.0 cm long andhas a diameter of 2.00 cm. At a certain time, the current in theinner solenoid i ...
A mass m is projected vertically upwards at t = 0 from y = 0 with initial velocity v0 > 0 along the y-axis. (+y is upwards) The mass moves under the constant force of gravity, and also a force of air resistance with magn ...
Question: You are standing on a skateboard, initially at rest. A friend throws a very heavy ball towards you. You can either catch the object or deflect the object back towards your friend (such that it moves away from y ...
question: A single loop of wire with an area of 9.03Ã-10-2 m^2 is in a uniform magnetic field that has an initial value of 3.66 T, is perpendicular to the plane of the loop, and is decreasing at a constant rate of 0.199 ...
Question: The surface charge density on an infinite charged plane is - 1.70 x 10^-6 C/m^2 . A proton is shot straight away from the plane at 2.20 x 10^6m/s. How far does the proton travel before reaching it's turning poi ...
Question: A sinusoidal electromagnetic wave having a magnetic field of amplitude 1.25 \mu {\rm T} and a wavelength of 432 {\rm nm} is traveling in the + x direction through empty space. Write the equations for the electr ...
Problem: A block oscillating on a spring has a maximum speed of 20cm/s. What will be the block's maximum speed if its totalenergy is doubled? Explain. (in its simplest form of physics,please) The response must be typed, ...
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