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Problem: A passenger walks from one side of a ferry to the other as it approaches a dock. If the passenger's velocity is 1.90 m/s due north relative to the ferry, and 4.5 m/s at an angle of 25.0° west of north relative to the water,
Part A: What are the direction and magnitude of the ferry's velocity relative to the water?
I need help to find the direction and magnitude of the ferry's velocity relative to the water.
In the afternoon, the decibel level of a busy street is95 dB with 100 cars passing at a givenpoint every minute. What is the late night decibel level
A horizontal board weighing 198 N is supported at points A and B. The plank serves as a platform for a painter, who weighs 558.5 N. Find out the maximum distance D, such that the plank would not tip, no matter where the painter stands.
A platinum resistance thermometer has resistances of 190.0 when placed in a 0°C ice bath and 234.8 when immersed in a crucible containing a melting substance. What is the melting point of this substance?
4 moles of a monatomic ideal gas occupy a volume of 23 cm3 at a pressure of 5 atm. the volume is changed to 89 cm3.a if
Sound is detected when a sound wave causes the eardrum to vibrate. Typically, the diameter of the eardrum is about 8.4 mm in humans, What is the power delivered to your eardrum
a stone is dropped in still air from the deck of a high bridge. the sound of the splash reaches the deck 3 seconds
A 5 g sample of solid carbon dioxide evaporates into a 0.1 L vessel at room temperature (298K). Compute the work done when the system is then allowed to expand (a) isothermally against a constant pressure of 1 atm and (b) isothermally and reversibly ..
neutron stars consist only of neutrons and have unbelievably high densities. a typical mass and radius for a neutron
what is refraction? how and why does it occur? why does light change its speed as it passes from one medium to
A boy in a wheelchair (total mass 51.0 kg) has speed 1.40 m/s at the crest of a slope 2.40 m high and 12.4 m long. Find the work he did in pushing forward on his wheels
theoretically derive the equation for the period of a ring pendulum. a ring pendulum is a ring with a notch set on a
An ideal inductor of 14 mH has a sinusoidal voltage across it of amplitude 38. What is the amplitude of the sinusoidal current through the inductor
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