# Posts by devi

Total # Posts: 28

**trigonometry - maths**

A wheel makes 180 revolutions in 1 minute , through how many radians does it turns in 1 seconds

**trigonometry - maths**

The difference between the two acute angles of a right angled triangle is 2pie /5 radians . Express the angle of the triangle in degree and grade .

**Math PLEASE HELP!**

C+c+8= 88 = 2c= 88-8 = 80 = c= 80divided by 2 = 40

**vertical motion physics**

a body projected vertically up from ground crosses a point Pafter 4 seconds and again after 6 seconds Maximum height reached by that body above the ground is (g=10m/s)

**english**

absolve eccentric malign animosity encounter adamant

**maths**

the sides f a triangular field are in the ratio of 5:3:4 and its perimeter 180m.find its area

**maths**

The curved surface area of the cylinder is 1760cm^2.and its volume is 12320cm^3.Find its height.

**maths**

I don't know how to solve this question.urgent A one side open cylindrical drum has inner radius 28cm.and height 2.1m.How much water you can store in the drum.Express in litres.(1 litre=1000cc.)

**G.G.Hr.sec.school**

a person starts writing all 4 digit numbers .how many times had he written the digit 2

**math**

Except 15 all others are oranges, except 20 all others are mangoes, except 25 all others are bananas , what is the total number of fruits

**physics**

with a velocity of 2.3 m/s at an angle of 110 degrees to the board. at what horizontal distance from the end of the board will the diver enter the water?

**chem**

Once made by heating wood in the absence of air, methanol (CH3OH) is now made by reacting carbon monoxide and hydrogen at high pressure: CO(g)+2H2(g)→CH3OH(l) How many grams of CH3OH can be made from 40.0g of CO if it all reacts?

**maths**

Sorry this question does not have solution

**History**

When did the dark ages occur? How did it start? What happened during those times? How did it end?

**Solid Mechanics**

A cast iron block of 5Cm^2 cross section carries an axial compressive load of 50KN.Calculate the magnitude or normal and shear stresses on a plane whose normal is inclined at 30 deg.to the axis of the block,also determine the maximum shear stress in the block?

**Heat Transfer**

1.The physical significance of ....... is that it tells us how fast heat is propogated or it diffuses through a material during changes of temperature with time. 2. According to Krichoff's law in thermal equilibrium absorptivity is equal to ........ 3.In conduction heat ...

**english**

he the attention of a mathematician {frame a wh-type question to get the underlined part as answer}

**Technology**

Design the defining diagram, hierarchy chart and the algorithm that will determine the percentage sales commission earned on loyalty customers' purchases from a customer file.

**Life Orientation**

Describe the life style disease/behaviour and explain 5 (more

**maths**

75/100=0.75

**Biology**

arrange the following organelles in order from smallest to largest? mitochondrion ribosome nucleus

**science**

2N2O5->4NO2+O2,d[N2O5]/dt=k1[N2O5],d[NO2]/dt=k2[N2O5]andd[O2]/dt=k3[N2O5],the relation betweenk1,k2and k3 is what?

**science**

the unit of zero order rate constant is what?

**Physics**

howmuch is surface tension of nh4hco3

**spanish**

in reference to the last question it has to be a four letter word with the 2nd letter being a (o) I am not sure but otherwise the other question across from it said my stomach after a spaghetti dinner and that is a 5 letter word where it runs into the last question about Dan

**spanish**

it is a crossword puzzle 4 letters and it says Dan is a _ _ _ _ name need it in english and spanish

**accounting**

Iron's paper Company, whose fiscal year ends December 31, completed the following transactions involving notes payable: Nov. 25 Purchased a new loading cart by issuing a 60day, 10% not for $43,200 Dec. 16 Borrowed $50,000 from the bank to finance inventory by signing a 90 ...

**social stuidies**

Contraceptive and problems in relationship e.g a individual having a affair

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