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sanya
Questions (5)
an object moves from point p to q with an average speed of 60m/s and comes back from point q to p with an average speed of
3 answers
727 views
A 84-kg fireman slides down a 4-m pole by applying a frictional force of 416 N against the pole with his hands. If he slides
1 answer
1,151 views
A 84-kg fireman slides down a 4-m pole by applying a frictional force of 416 N against the pole with his hands. If he slides
0 answers
487 views
An experiment was done in which different coloured light were shone onto a water plant separately and the rate of production of
1 answer
695 views
How many grams of NaOH should be dissolved in 1 litre of solution to prepare a solution with pH value12
1 answer
616 views
