BayleeBug1 BayleeBug1

02-09-2016
Physics

contestada

"What is the mass in kg of a 3920N piano?" Which formula would this question use? F=ma or W=mg?

Respuesta :

ottermelons ottermelons

02-09-2016

W = mg, because you have the weight of the piano and if you just divide it by g that will give you the mass you need. The piano isn't accelerating right now in a way that you'd need to use F = ma.

Answer Link

Otras preguntas

Please help. History is more important for individuals than it is for groups. True or false?

A driver who drives at a speed of r mph for t hr will travel a distance d mi given by dequalsrt mi. How far will a driver travel at a speed of 57 mph for 8 hr

what does limited monarchy mean?

Let F (x; y) = xy2i + x2y j. Evaluate ∫F.ds (from c to [infinity]) where C is the upper half of the circle of radius 1 centered at the origin orientated counter

From the Gaussian (normal) error curve, what is the probability that a result from a population lies between 0 and +1σ of the mean?

Read the sentence. Terrence and Micah thought it might rain, but ________ are not worried. Which pronoun correctly completes the blank

When a force is exerted on an object, does a large force always produce a larger change in the object's momentum than a small force does?

Which angle number represents

I really need help on this help me please

Digital bits on a 12.0-cm diameter audio CD are encoded along an outward spiraling path that starts at radius R1=2.5cm and finishes at radius R2=5.8cm. The dist