A current given by I(t)=4t4, where I is in amps when t is in seconds, passes through a 2-Ω resistor. How much charge passes through the resistor between t=3 s and t=5 s?

Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

Abucket full of water weights 4 kg and water well is 10m deep. a girl draws water from the well. it takes the girl 3 minutes to draw a bucket full of water from the well. what is the power of the girl?