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(a) What is the escape speed on a sphericalasteroid whose radius is 570 km and whose gravitationalacceleration at the surface is 3.3 m/s2?
--------- m/s
(b) How far from the surface will a particle go if it leaves theasteroid's surface with a radial speed of 1000 m/s?
----------m
(c) With what speed will an object hit the asteroid if it isdropped from 1000 km above the surface?
----------m/s
A light bulb emits light uniformly in all directions. The average emitted power is 150.0 W. At a distance of 4.50 m from the bulb, find out (a) the average intensity of the light, (b) the rms value of the electric field, and (c) the peak value of t..
A harpsichord string of length 1.60 m and linear mass density 26.0 mg/m vibrates at a (fundamental) frequency of 460.0 Hz. What is the speed of the transverse string waves
A total of 34 bright and 34 dark Newton's rings (not counting the dark spot at the center) are observed as 550 -nm light falls normally on a planoconvex lens resting on a flat glass surface. How much broad is the center than the edges.
A bungee jumper falls for 1.3s before the bungee cord beginsto stretch. How fast is the jumper going when the bungee cord beginsto stretch
an inductor of l .35h is connected to 12v battery a 15 resistor.a when the energy in the inductor is 23 of its maximum
suppose a satellite is in a circular orbit 5.425 earth radii above the surface of the earth 6.425 earth radii from the
A uniform disk with radius 0.370m and mass 30.5kg rotates in a horizontal plane on a frictionless vertical axle that passes through the center of the disk. What is the resultant linear acceleration of a point on the rim of the disk
If an automobile rounds this curve at 30 {rm m/s}, illustrate what is the minimum coefficient of static friction between tires and road needed to prevent skidding?
A solid cylindrical object has a mass of 2.0 kg, a diameter of0.10m, and a length of 0.18m. What is the moment of inertiaof the body about an axis along the axis of the cylinder
Why is the following situation impossible? A freight train is lumbering along at a constant speed of 16.0m/s. Behind the freight train on the same track is a passenger train travelling in the same direction at 40.om/s.
In a certain compound microscope, the object is 9.0 mm from the objective. What overall magnification is produced
When white light is incident on asheet of transparent material, it is found that the emerging lightis red, What is the work function of the material
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