usman

This page lists questions and answers that were posted by visitors named usman.

Questions

The following questions were asked by visitors named usman.

the problem of marriage

2420 multiplay by 24

How much power is used by a 50Kg athlete in climbing a 10m high ladder in 9.8 sec? 1000 J 2000 J 3000 J 4000 J

A man moves along a semi-circle. What is the relation between distance covered (S) by him and his displacement (D)? S = D S > D S < D

If Fx = Fy then the angle è which the vector F makes with the horizontal is of 0⁰ 45⁰ 90⁰ 180⁰

The resultant of two forces acting on the same point simultaneously will be the greatest when the angle between them is 180⁰ 45⁰ 0⁰ 90⁰

Each side of an equilateral triangle is increasing at a rate of √3 cm/min. find the rate at which its area increasing when its edge is 12 cm long.

Two cards are drawn from a well-shuffled ordinary pack of 52 cards. The first card is replaced before selecting the second card. Find the following probabilities. (iii) One is King and one is queen (iv) Both are faced cards

find the cost of 8 books when 6books cost 48$ given that the price of each book is same

three angles of a nonagon are equal and the sum of six other angles are 960°.calculate the size of the equal angles.

sum of angles in a nonagon

what is the amount to be paid if compound interest is calculated on 500.00 for 2 years at 10%

A flea is very difficult for the human eye to see. Jose looks at a drawing of a flea in a book. The drawing uses the scale 5:1. The actual length of a flea is 2 mm. How long is the drawing?

A man hold a child on his shoulder which watching a football how much work has he done if the for two hour.

How much heat energy is needed to change 3g of ice at 0C to steam at 100C(Specific latent heat of fusion of ice=336kj/kg, specific latent of vapourization of water=2260kj/kg, specific heat capacity of water=4.2kj/kgk)?

calculate the distance between lagos 4degrees newton and cairo 30degrees newton

Answers

The following answers were posted by visitors named usman.

50 ml of sample solution+10ml of 6M acetic acid+10ml of 3M of Ammonium acetate+heat to boiling+slight excess of 10% ammonium chromate solution+cool+filter+wash the ppt+weight+calculate the ba % in bacro4

The fourth and eleventh terms of an A.P are respectively,11 and 32. Fine the A.P what is the sum of the first eleven terms of the series

a fair of dice each numbered 1to6 is tossed.find the probability of that

kindly get the current position on board for any 5 of 90 lotto and make a thorough research on already drawn results compare the results with the current result you are having on board,no new numbers in lotto any number to be play has already been played...

(a)150/108=a/30 108*a=150*30 150*30/108 75*15/27 1125/27 41.66 (b)108/a=30/20 3a=10821*2 108*2/3a 216/3=72

can I see the steps

A uniform metre rule

A boy stands at the edge of a cliff and launches a rock upward at an angle of 45.0o . The rock comes back down to the elevation where it was released 2.25 s later, then continues until it is seen to splash into the lake below 4.00 s after release. How far...

I know you will take for me.

How much heat energy is needed to change 3g of ice at 0C to steam at 100C(Specific latent heat of fusion of ice=336kj/kg, specific latent of vapourization of water=2260kj/kg, specific heat capacity of water=4.2kj/kgk)?