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Questions and answers by
podolski
Questions (20)
Question 1
A vector in the xy plane has a magnitude of 25m and an x component of 12m. The angle it makes with the positive x axis
2 answers
3,461 views
The figure provided shows a hand pushing a 12.0 kg block. The two blocks, 12.0 kg and 26.1 kg, are attached to a string and move
1 answer
546 views
You're standing at the top of a snow-covered hill, sloped at 11.0°. The coefficient of kinetic friction between your sled and
1 answer
961 views
A straight horizontal rope is towing a 6.13 kg toboggan across frictionless ice. A 3.06 kg radio is on top of the toboggan with
2 answers
733 views
A speed skier is travelling horizontally at a constant speed of 5.50 m/s when she approaches a snow-covered hill that has a
0 answers
747 views
After a 69.5 kg parachutist opens her parachute, she experiences a constant drag force of 307 N. What is the magnitude of her
0 answers
601 views
The above free body diagram, the forces are acting on a 9.00 kg object. The x-axis is tilted up from the horizontal by 19.5
1 answer
1,013 views
A rocket is attached to a person in a sled with a combined mass of 55 kg. The sled is launched with 360 N of thrust up a
1 answer
811 views
One day while moving boxes you get tired and decide to use a rocket instead. You attach a small rocket of negligible mass to a
1 answer
492 views
One day while moving boxes you get tired and decide to use a rocket instead. You attach a small rocket of negligible mass to a
1 answer
927 views
Two kittens are running toward each other, one is named Chloe and the other is named Luna. Luna runs at a speed of 1.10 m/s. If
0 answers
850 views
You are on a new planet and want to know the acceleration due to gravity. You take a ball and kick it at an angle of 24.0° at a
2 answers
622 views
You push a skateboard so that it rolls down the road at a speed of 1.30 m/s. You run after the skateboard and jump off the
0 answers
597 views
A BMX rider is coming up to a ramp that is set to 27.0° and the end point is 4.20 m above the ground. They travel up the ramp
1 answer
1,630 views
A conveyor belt is moving grain into a bin that is 3.20 m below the top of the conveyor belt. The grain does not slip on the
2 answers
799 views
You throw a water balloon hoping to hit your sibling. You throw it at an angle of 28.0° at 9.60 m/s. It ends up leaving your
1 answer
541 views
You are walking a dog when the dog sees a cat and starts to run away from you. You run after him and jump at an angle of 32.0°
0 answers
870 views
You are trying to climb a castle wall so, from the ground, you throw a hook with a rope attached to it at 20.9 m/s at an angle
0 answers
651 views
A quarter on a spinning vinyl record has a centripetal acceleration of 24.4 m/s2. What is the acceleration of the quarter if it
1 answer
640 views
A wind turbine rotates at 15.1 rpm and has an angular acceleration of 0.0659 rad/s2. If the wind turbine takes 24.0 s to come to
1 answer
1,248 views
