Sectional test
Physics (Prelims GS) Test 20
- 25 questions
- 20 minutes
- +1 right · −0.25 wrong
- 0 students ranked
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First questions
- If 2x=3y=12z then = $\frac{1}{z} - \frac{1} {y} = $ _____
- 6 workers start to work in the construction of a wall. They all work together for 1st day. Thereafter, from second day one worker leaves the work every day. Thus, the total job is completed in 4 days. If none of the workers would have leave the job, how many days they would have taken to complete the work?
- If $y^2 \propto (x+b)$ and $y = 6$ when $x = 13$, $y = 9$ when $x = 46\frac{3}{4}$, what is the value of b?