Ofuasetito Ofuasetito

04-04-2020
Mathematics

contestada

A girl of mass 25kg climbs up 8 steps
each of height 0.25m, in 20s. calculate
the power of the girl (s = 10ms]

Respuesta :

aayushthapa11100 aayushthapa11100

04-04-2020

Answer:

m=25kg

g=9.8m/(s^2)

h=8×0.25

=2m

t=20s

we have,

p=mgh/t

=25×9.8×2/20

=24.5watts

Answer Link

Otras preguntas

A Gaussian surface in the form of a hemisphere of radius R = 5.51 cm lies in a uniform electric field of magnitude E = 1.08 N/C. The surface encloses no net cha

Which tilde process makes it challenging for organisms to survive in coastal areas

In a particular year, a total of 40 comma 285 students studied in two of the most popular host countries when traveling abroad. If 8495 more students studied i

The equation of a line is given below. 2x - 6y=18 Find the x-intercept and the y-intercept. Then use them to graph the line. How do you get this answer

Which verb correctly completes this sentence? Es importante que no ________ demasiado antes de nadar. A. respete B. nade C. coma D. use

Select the option fo “?” That continues the pattern in each question. 3, -6, 12, 4, 20, ?

The fastest recorded pitch in Major League Baseball was thrown by Nolan Ryan in 1974. If this pitch were thrown horizontally, the ball would fall 0.809 m (2.65

Subtract the decimals represented by the models above.

The sum of three consecutive integers is 78. What are the three integers?

Solve Ax-7=b. Solve for the letter A only!