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Problem: A person places a book on the roof of a car and drives off without remembering to remove it. As the book and the car move down the street at a steady speed, there are two horizontal forces acting on the book.
Part A: What is the net force acting on the book?
I need help to find the net force acting on the book.
A proton takes 95.0*10^-6 s to complete one orbit around a 14.5 m diameter cyclotron. What's the cyclotron's magnetic field
A convex spherical mirror, whose focal length has a magnitude of 19.8 cm, Where should the object be placed cm in front of the mirror
A hand-driven grinding wheel is a uniform 62-kg disk with a 41-cm radius. It has a handle of negligible mass 64 cm from the rotation axis. Find the maximum angular velocity of the wheel
Black oil reservoirs at 250 deg F+, can there be oil cooking going on releasing some of the light and or intermediats that result in some disequilibreum under reservoir conditions (Pb vs depth could be as high as 70 psi/ft)
A Carnot heat engine takes 2000 Joule of heat from the high temperature reservoir at 227 C, does some work and discards heat into the low temperature reservoir at 77 C. Determine what is the Carnot efficiency
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a person is 1.8 m tall, standing upright. His heart is 1.4m above his feet. He is doing a head stand. Calculate the hydrostatic blood pressure in his feet
Find the eight ball's speed after the colision. Parallel rays of green mercury light with a wavelength of 546 nm pass through a slit with a width of 0.437 mm. What is distance from the central maximum to the first minimum on a screen 1.75 mm away f..
If a iron core of a collapsing star initially spins with a rotational frequency of fo=3.4 per second and the core radius decrease during the collapse by a factor of 24. what is the rotational frequency of the iron core at the end of collapse
100 million years later ducks become the dominant species on earth and they kill humans for food. one day the duck
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