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Questions and answers by
Don Morris
Questions (10)
What is the centripetal force of a mass, 0.000025kg revolving around the earth with radial acceleration of 4000m/s2?
1 answer
296 views
LET THE PROBABILITY FUNCTION ON SET"S"=[a,b,c,d],find probability p(a) if p(b)=1/3,,p(c)=1/6 and p(d)=1/5..?
1 answer
301 views
A hollow metal sphere of mass 5kg is tied to the bottom of the sea-bed by a rope. The tension or force in the rope is 60 N.
Calcu
6 answers
1,151 views
n(m n y)only=4 - 3=1
What type of mathematics is this?
1 answer
305 views
given the triangle ABC with BC=7cm AD=7cm and AD is the altitude of the triangle find the area of ∆ABC?
1 answer
755 views
mole of hydrocarbon contains 8g of hydrogen. lf the relative molecular mass is 92,the hydrogen is what?
0 answers
766 views
The radius of an atom is 10^-10 m,if an electron of mass 9×10^-31 kg has an angular velocity of 8π radsecs.if the period of
2 answers
669 views
Find all the angles between 0° and360° which satisfy: 2sin^2 y - 3cos y = 0?
1 answer
638 views
If a boy swims horizontally at the surface of a pool filled with water to a depth of 4.5m. what pressure due the water will be
1 answer
426 views
One mole of a hydrocarbon containing 48g of carbon. If itvapour density is 28,the hydrocarbon is? Please explain your answer
0 answers
504 views
