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The radius of the earth's very nearly circular orbit around the sun is 1.5 x 1011 meter.
Compute the magnitude of the earth velocity as it travels around the sun. Suppose a year of 365 days.
Compute the magnitude of the earth angular velocity as it travels around the sun. Suppose a year of 365days.
Compute the magnitude of the earth centripetal acceleration as it travels around the sun. Suppose a year of 365days.
A bucket filled w/water has a mass of 30kg and is attached to arope that is wound around a cylinder w/radius of 50cm at the top ofa well. What torque does the weight of the water and bucket produce on the cylinder?(g=9.81 m/s2, take care of units1..
A small button placed on a horizontal rotating platform withdiameter 0.310 m will revolve with theplatform when it is brought up to a speed of 35.0 rev/min, provided the button is no more than0.128 m from the axis.
A string 2.0 m long is held fixed at both ends. If a sharp blow is applied to the string at its center, What are the lowest three standing wave frequencies for this string
In what time interval does it reach this velocity. How high would the insect jump if air resistance were negligible.
Electric circuit consists of battery (with emf ε), resistor R and capacitor with initial capacitance C0, all connected in series as shown on the picture. The system has been connected as shown for some time, when abruptly, the capacitance is instanta..
on a factory assembly line boxes of mass 20 kg slide from rest down a frictionless incline of length 10m angled 20
A horizontal force, F1= 75N, ad a force, F2=15.4N acting at an angle of theta to the horizontal, are applied to a block of mass m= 2.9kg, what is normal force
Consider a piece of nichrome wire which is attached to a 1.2-mm-diameter aluminum wire, as diagrammed in the figure below. What diameter should the nichrome wire in the figure below be in order for the electric field strength to be the same in..
A physics student is standing on an initially motionless,frictionless turntable with rotational inertia 0.31kg·m2. He's holding a wheel of rotational inertia0.22 kg·m2 spining at 125 rpm about a vertical axis, as we showed in Fig.11.8.
Find out the magnetic field strength
What is the smallest radius of an unbanked (flat) track around which a bicyclist can travel if her speed is 21 km/h
A girl is skipping stones across a lake. One of the stonesaccidentally ricochets off a toy boat that is initially at rest inthe water, What is the mass of the boat
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