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Questions and answers by
Devin Darkie
Questions (5)
At what distance should an object be placed in front of a convex lens of focal length 20 cm to obtain an image of double its
0 answers
392 views
a 100 gram bullet is fired from a 10 kg gun with a speed of 1000m/sec. what is speed of recoil
4 answers
3,225 views
Find the projection of vector A=i-2j+k onto the direction of vector B=4i-4j+7k
1 answer
1,057 views
Green light of 540 nm is diffracted by a grating of 200lines/mm. calculate the angular deviation of 3rd order image. is 10th
0 answers
539 views
A 1m long string having mass of 4 gm is stretched by a force of 78.4N. calculate the frequency of the fundamental mode of
0 answers
559 views
