The inner diameter of a test tube can be measured accurately using a:
A. micrometer screw guage
B. pair of dividers
C. metre rule
D. pair of vernier calipers
correct answer:
D. pair of vernier calipers
Which of the following correctly gives the relationship between linear speed V and angular speed ω of a body moving uniformly in a circle of radius r?
November 29, 2018
A platinum resistance thermometer has a resistance of 59 at 0oC and 9Ω at l00oC. Assuming that resistance changes uniformly with temperature…
January 10, 2019
Can I teach online?
still working on it. you can always check erudites.ng for the update