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

if you have 319 divided by 4 then what is the quotient and the remainder
what is the biggest problem that self-managed work teams encounter
Find the idiom: they were miles from any town, and Ellen was beside herself
the sum of a number and 19 is at least 8 using inequalities
Which words are used as nouns in this sentence? Choose all answers that are correct. Shoes and backpacks were scattered in the narrow hallway. a. shoes b. sca
95% of what number is 19?
what are examples of Unicellular things in everyday life
Laying on the lawn wondering where the summer's gone marshmallow clouds keep drifting by
4 gallons of paint are used to paint 25 chairs. If each chair usedthe same amount of paint ?how many gallons are used to paint each chair? Between what two whol
How can a reader determine the theme of a piece of literature?