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krals

Questions (7)

A banked circular highway curve is designed for traffic moving at 57 km/h. The radius of the curve is 216 m. Traffic is moving
1. 2 answers
2. 652 views
In the figure, two blocks are connected over a pulley. The mass of block A is 7.9 kg and the coefficient of kinetic friction
1. 0 answers
2. 643 views
A block of mass m1 = 3.56 kg on a frictionless plane inclined at angle θ = 34.1° is connected by a cord over a massless,
1. 2 answers
2. 737 views
An elevator cab is pulled upward by a cable. The cab and its single occupant have a combined mass of 1980 kg. When that occupant
1. 1 answer
2. 962 views
At what altitude above Earth's surface would the gravitational acceleration be 1.20 m/s2? (Take the Earth's radius as 6370 km.)
1. 1 answer
2. 803 views
A puck of mass m = 1.90 kg slides in a circle of radius r = 16.0 cm on a frictionless table while attached to a hanging cylinder
1. 1 answer
2. 813 views
When the three blocks in the figure are released from rest, they accelerate with a magnitude of 0.900 m/s2. Block 1 has mass M,
1. 1 answer
2. 1,466 views

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