Coefficient of kinetic friction
A child goes down a playground slide with an acceleration of 1.22 .Find the coefficient of kinetic friction between the child and the slide if the slide is inclined at an angle of 31.0 below the horizontal.
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The torque is applied for 12.0 . Neglect friction. What is the rotational kinetic energy of the platform at the end of the process described above?.
A wire has a mass of 1.00 g cm-1 is placed on a horizontal surface with a coefficient of friction of 0.250. A current of 3A flows eastward inside the wire while it is moved to the north horizontally. Determine the direction and minimum magnetic fi
A trapeze artist swings in simple harmonic motion with a period of 4.2s. The acceleration of gravity is 9.81m/s2. Calculate the length of the cables supporting the trapeze.
A car drives north at 50mi/h for 10 min and then turns east and goes 5.0 mi at 52mi/h . Finally, it goes southwest at 34mi/h for 6.0 min. Find displacement and average velocity in vector format.
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A cannon tilted upward at 20 degrees fires a cannonball with a speed of 105 m/s. What is the component of the cannonballs velocity parallel to the ground?
Damage to DNA can be caused by absorbed by thymine in DNA, causing interbase covalent bonds
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