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You are in the supermarket, pushing a cart with a force of 79 Newtons in the horizontal direction. There is a constant force of kinetic friction operating on the cart of 14.2 Newtons. Calculate the net work done on the cart, if the cart is displaced 1.2 m...

A force 457 Newtons causes a displacement 6.2 metres which is at an angle of 8o to the direction of the force vector. Calculate the work done by the force.

What is the frequency of the second hand of a clock, assuming it is keeping correct time? Select one: a. 1 Hz b. π/3 Hz c. 0.0167 Hz d. 60 Hz

Use Cramer's Rule to solve the system. 4x − y = −17 3x + 3z = −18 4y + 8z = −12

How many liters of oxygen is required to react completely with 1.2 liters of hydrogen to form water ?