Edmonds

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Questions

The following questions were asked by visitors named Edmonds.

What is the weight of 2.5 litres of petroleum which has a density of 0.64g/mL?

A positive ion moves at a velocity of 2.4x10^5 ms in a circular path of radius 1.8m when a magnetic field of 0.315 T is applied. Find the mass of the ion. Assume a single charge.

Find the focal length of a double concave lens made of glass (n=1.52), having radii of curvature of 6.5 cm and 7.5 cm.

Answers

The following answers were posted by visitors named Edmonds.