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The summit of a mountain, 2700m above base camp, is measured on a map to be 4940m horizontally from the camp in a direction 49.9 degrees west of north. What are the components of the displacement vector from camp to summit? Choose the x axis east, y axis north, and z axis up. What is its magnitude?
q1. a lawn roller is rolled across a lawn by a force of 128 n along the direction of the handle that is 16.1 above the
A 1000 kg car carrying four 76 kg people travels over a rough "washboard" dirt road with corrugations 4.0 m apart which causes the car to bounce on its spring suspension. The car bounces with utmost amplitude when its speed is 18 km/h. The car now ..
What is the magnitude of the net force on the student.What is the magnitude of contact force on the student by the backpack.
if you are in a roller coaster, which is moving with 10m/s, describing a circular arc with the radius of 10m, what is the force pushing you in the chair at the top of the loop
A third listener is positioned along the positive y-axis. What is her y-coordinate if same wave front reaches her at the same instant it does the first two listeners.
A spring oscillator is designed with a mass of 0.153 kg. It operates while immersed in a damping fluid, Find the required damping constant for the system
A small block of mass m1 = 0.5kg slides to the left, with a velocity of v1 = -8.40 m/s, towards a curved wedge of mass m2 = 3 kg which sits on an icy, frictionless lake surface.
The scale of a spring balance reading from 0 to 235rm {N} has a length of 15 rm{cm}. A fish hanging from the bottom of the spring oscillates vertically at a frequency of 2.7rm {Hz}. What is the mass of fish? In Kg.
If you stand on a pogo stick, you note that its spring-loaded foot is pushed in about 18 cm. what is your approximate oscillation frequency
A load of 52.5 N attached to a spring hanging vertically stretches the spring 5.29 cm. What force is required to stretch the spring by this amount
q1. if the focal length of the concave lens is -7.50 at what distance from the lens must an object be placed so that
A harmonic wave travels along an ideal rope from left to right. At the position we’ve marked as zero meters, we observe the rope reaching a maximum displacement of 15 cm every 2 seconds. We also notice that the distance between neighboring maxima ..
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