The extension in a spring when 5g wt was hung from it was...
The extension in a spring when 5g wt was hung from it was 0.56cm. If Hooke's law is obeyed, What is the extension caused by a load of 20g wt?
1.12m
2.14cm
2.52cm
2.80cm
2.24cm
Correct answer is E
Extension & Load
Extension = K constant
\(\frac{\text{load}}{0.56cm}\) = \(\frac{X}{20g}\)
X = 2.24cm
Which of the following processes is not a surface phenomenon? ...
Which of the following has the lowest internal resistance when new? ...
Which of the following is a scalar quantity? ...
Which of the following pairs of rays shows the widest separation in the spectrum of white light? ...
from the diagram above, the inductive reactance and the resistance R are respectively ...