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Suppose a 29.5 kg child sits 1.89 m to the left of center on the same seesaw as the problem you just solved. A second child sits at the end on the opposite side, and the system is balanced.
(a) Find the mass of the second child.
mchild 2 = kg
(b) Find the normal force acting at the pivot point.
Fn = N
An airplane is flying in a horizontal circle at a speed of 100 m/s. The 80.0-kg pilot does not want her radial acceleration to exceed 7g. (a) What is the least radius of the circular path? (b) At this radius, what is the force causing the centripe..
A radio with a resistance of 40 ohms and a clock with a resistance of 20 ohms are connected in series on a 120V, What is each power supplied to the circuit in the parallel case, How much power is dissipated by each componant
A 3.2 kg sloth hangs 3.2 m above the ground. What is the speed of the sloth at this time
Find out the magnitude of the amount by which the potential difference across the plates changes.
What is the work done by the centripetal force on an object with a mass of 2 kg moving with a constant velocity of 3 m/s
A series RLC circuit is connected across a 10.0 kHz source. The 1.2 H inductor and 1000 ? resistor are fixed whereas the capacitor is variable. What average power will be dissipated
Two converging lens with a focal lengths of 10 cm are separated by 10 cm. What is the position of the final image
What is the capacitance of a pair of circular plates with a radius of 9.0cm separated by 3.2mm of mica?
The Mariana trench is located in the Pacific Ocean at a depth of about 11 000 m below the surface of the water. For comparison, determine the weight of a jetliner whose mass is 4.30 × 105 kg
Consider a series RLC circuit with R = 15 , L = 184 mH, C = 75 µF, and a maximum voltage of 141 V. What is the resonance frequency of the circuit
a shower head has 20 circulaar openings, each with radiius 1.0 mm. what is its speed as it exits the shower head openings
A 99 kg girl dives off a raft 2.25 square meters floating in a freshwater lake. By how much does the raft rise in cm
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