shrutikasansaria
shrutikasansaria shrutikasansaria
  • 12-02-2017
  • Physics
contestada

The hammer of an electric bell strikes 1440 times in a minute and does a work of 0.2 J per strike. what is the power of hammer in S.I.system?

Respuesta :

Аноним Аноним
  • 12-02-2017
First we need to convert the frequency to the correct SI units (seconds)

Frequency of bell = 1440/60 = 24 Hertz (Strikes per second)

Power is the rate of work being done or the work done per second.

P = E/t = (24 * 0.2)/1 = 4.8 Watt
Answer Link
SenpaiTrill
SenpaiTrill SenpaiTrill
  • 12-02-2017
Hello there.

The hammer of an electric bell strikes 1440 times in a minute and does a work of 0.2 J per strike. what is the power of hammer in S.I.system?

4.8 Watt
Answer Link

Otras preguntas

Someone help pleaseeee
After constructing a relative frequency distribution summarizing IQ scores of college students, what should be the sum of the relative frequencies? A. If percen
Which of the following numbers have an absolute value of 5? Select all that apply. -5 5 0 1/5 -1/5
What is the volume of the pyramid
Which of the following democratic ideals is described in the passage?
Alena is packing a box that has a height of one inch more than the width and a length of three inches more than the width, as shown in the diagram below. Write
Most of the countries of South America, Central America, and the Caribbean are
HEELLLPPPPP ME PLZZ THE VALUE OF X IS __
which of the followint is a type of primary research
Felipe: A mi hija ______ interesan las películas de Steven Spielberg. A. te B. me C. le D. les