Seudónimo Seudónimo

24-04-2017
Physics

contestada

You carry a 20 n bag of dog food up a 6 m flight of stairs. how much workwas done?

Respuesta :

Аноним Аноним

24-04-2017

Vertical stairs :P: W = (20 N) * (6.0 m) * cos (0 degrees) = 120 Joules

At 45 degrees: W = (20.0 N) * (6.0 m) * cos (45 degrees) =

(20N) * 6m) * (0.707106781) = 84.853 Joules

Answer Link

Otras preguntas

All rectangles are parallelorams.Are all parallelograms rectangles? Explain

Read and choose the right option. Maestra Hernando: Buenos días, Esteban. ¿Vas a tu clase de educación física? Esteban: Buenos días, señora Hernando. Sí, yo voy

A machine uses pieces of tape to seal packages. It cuts the tape into pieces exactly 2.375 inches long. If it uses 4 pieces of tape for a package, how many pack

Who can propose an amendment to the constitution? A.) a simple majority of congress B.) the president C.) the Supreme Court D.) a two-thirds majority of Con

What is the purpose of the trial titration

Please help me! Write y = x2 − 4x − 1 in vertex form. y = (x − 2)2 + 5 y = (x − 2)2 − 5 y = (x + 2)2 + 5 y = (x + 2)2 − 5

Which painting did the artist use symbols To communicate relationships between nature and human

What is the fed’s job?

which is the iterative rule for the sequence 3, 8, 13, 18, 23, . . . . ? A) an= -2+3n B) an= -2-5n C) an=-2+5n D) an=2+5n PLEASE EXPLAIN IF YOU CAN ID APPRECIA

solve for y 48= 8/3y