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A satellite, moving in an elliptical orbit, is 357 km above Earth's surface at its farthestpoint and 184 km above at its closest point.
a) Calculate the semimajor axis of the orbit.b) Calculate the eccentricity of the orbit.
She comes to rest 3.00 m under the surface of the water. Identify the magnitude of the average force that the water exerts on the diver. This force is nonconservative.
an object is moving in the -direction at 1.4 ms when it undergoes an acceleration . a 0.52j ms2 find its velocity
The point of the needle of a sewing machine moves in SHM along the x-axis with a frequency of 2.5 Hz. Find the acceleration component of the needle at t=0
A positively charged light metal ball is suspended between two oppositely charged metal plates on an insulating thread as shown below. After being charged once, plates are disconnected from the battery. define the behavior of the ball.
Suppose a 5.40 m diameter telescope were constructed on the Moon, what minimum separation between two objects
a convex spherical mirror has a focal length of magnitude 7.20 cm.a what is the location of an object for which the
A cylindrical cistern, constructed below ground level,is 2.8 m in diameter and 2.0m deep and is filled to the brim with a liquid whose index ofrefraction is 1.3. A small objectrests on the bottom of the cistern at its center.
A hoop a disk and a solid sphere each have mass of 1.4 kg and a diameter of 16cm. starting from rest, all three objects roll down a 7 degree slope. find the speed of each at the bottom
An insulated Thermos contains 119 cm3 of hot coffee at 64 °C. You put a 12g ice cube at its melting point to cool the coffee. By how a lot of degrees have your coffee cooled once the ice has melted and equilibrium is reached.
question suppose a car is traveling along a straight road at 40 mph. the car then brakes to a stop. does this violate
An aluminum wire carrying a current of 6.0 A has a cross-sectional area of 9.0 10-6 m2. Find the drift speed of the electrons in the wire
two resistors 116 ohms and 25000 ohms are rated for a maximum power output of 1.7 w and 0.50 w respectively. what is
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