1. Tardigrade
  2. Question
  3. Physics
  4. A dynamometer D , which is a device used to measure force, is attached to two blocks of masses 6 kg and 4 kg . Forces of 20 N and 10 N are applied on the blocks as shown in the figure. The reading of the dynamometer is <img class=img-fluid question-image alt=Question src=https://cdn.tardigrade.in/q/nta/p-norcxiuelffl.png />

Question Error Report

Thank you for reporting, we will resolve it shortly

Back to Question

Q. A dynamometer $D$ , which is a device used to measure force, is attached to two blocks of masses $6 \, kg$ and $4 \, kg$ . Forces of $20 \, N$ and $10 \, N$ are applied on the blocks as shown in the figure. The reading of the dynamometer is

Question

NTA AbhyasNTA Abhyas 2020Laws of Motion

Solution:

Make a free body diagram then write force equation for the blocks involving spring force.
$20-T=6a$
$T-10=4a$
$\therefore \, a=1$ and $T=14$ N