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Question: A 1.5V battery delivers 9.0ma for 40 hours. During that time, the battery voltage drops linearly from 1.5V to 1.0 V.
Part A: How much energy does the battery deliver during this time?
I need help to find how much energy the battery delivers during this time.
A particle undergoes uniform circular motion of radius 28.3 µm in a uniform magnetic field. The magnetic force on the particle has a magnitude of 1.45 1017 N. What is the kinetic energy of the particle?
A 3.86-kHz tone is being produced by a speaker with a diameterof 0.239 m. The air temperature changes from 0 to 28.4oC. Assuming air to be an ideal gas, find the change in the diffraction angle
Julie drives 100 mi to her Grandmother's house. On the way to Grandmother's, Julie drives half the distance at 25mph and the other half at 80. On her return trip, she drives half time at 25mph and half the time at 80 mph.
Find out the gravitational potential energy of the child-Earth system relative to the child's lowest position at the following times.
If the Earth were to suddenly stop revolving around the Sun the gravitational force that the Sun exerts on the Earth would cause the Earth to "fall" directly into the Sun
A 65.0 kg object slides down a 30o angle slope from rest at a height of 15.0 m. The coefficient of kinetic friction between the object, find vthe object's speed at the bottom of the slope
A 230mW vertically polarized laser beam passes through a polarizing filter whose axis is 33? from horizontal. What is the power of the laser beam
A charge of -0.50 µC is situated in an electric field of magnitude 9.0 × 104 N/C, directed horizontally to the right. Find the magnitude and direction of the force on it
a radar trap operates at a frequency of f10ghz. the speed of microwaves is v3.0108 ms. the microwave beam is aimed at a
a large fake cookie sliding on a horizontal surface is attached to one end of a horizontal spring with spring constant
a person's reaction time is generally not quick enough to allow the person to catch a dollar bill dropped between the fingers. If a typical reaction time in this case is 0.25 s
A horizontal power line of length 43 m carries a current of 1.3 kA. Earth's magnetic field at this location has a magnitude equal to 5.0 10-5 T and makes an angle of 65° with the power line. Find the magnitude and direction of the magnetic force o..
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