Physics, 15.07.2020 08:01 ayoismeisalex
B) An object is attached to a spring executes a Simple Harmonic Motion (SHM) according
to an equation of position, x with a function of time in second as given below:
x(t) = [8.8 cos (8 t)] m
i.
Find the amplitude,
Find the frequency in Hertz, Hz
Find the position, x at time, t= 88 s and
iv. Find the maximum velocity
Answers: 2
Physics, 21.06.2019 19:30
To travel at constant speed, a car engine provides 24kw of useful power. the driving force on the car is 600n. at what speed does it travel?
Answers: 3
Physics, 21.06.2019 21:50
When applying kirchhoff's rules, one of the essential steps is to mark each resistor with plus and minus signs to label how the electric potential changes from one end of the resistor to the other. the circuit in the drawing contains four resistors, each marked with the associated plus and minus signs. however, one resistor is marked incorrectly. which one is it?
Answers: 1
Physics, 22.06.2019 07:10
Road users moving into your lane, brake lights, and abrupt changes in road surface are a. rare at night b. indicators of potential hazards c. not worth worrying about before you reach them d. no problem for experienced drivers
Answers: 1
Physics, 22.06.2019 16:50
Abird flies directly overhead from where you stand at an altitude of 300.0 m and at a speed horizontal to the ground of 20.0 m/s. the bird has a mass of 2.0 kg. the radius vector to the bird makes an angle \thetaθ with respect to the ground. the radius vector to the bird and its momentum vector lie in the xyxy-plane. what is the bird’s angular momentum about the point where you are standing?
Answers: 2
B) An object is attached to a spring executes a Simple Harmonic Motion (SHM) according
to an equati...
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