Physics, asked by bhadrabhama371, 11 hours ago

A speedometer says a car is going 70 mph but its real speed is 72 mph Find the percentage error​

Answers

Answered by janardhansss123
0

Answer:

2.77%

Explanation:

percentage error = ((delta a) mean / a mean )×100

where a mean is the true value

(delta a)mean =(72-70)/1=2

a mean is 72

percentage error =(2/72)×100 =2.77%

Answered by mhdshathir22
0

Answer:

(72-70)/72=0.277

0.277×100=2.77%

Explanation:

Actualvalue difference calculate value divided by actual value gives you the percentage of errors

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