Recent content by alijan kk

A task is completed by 30 persons in 4 days. In how many days, the same will be completed by 40 persons ? My attempt: (30/4)/1=(40/x)/1 (30 persons per 4 days per task=40 persons per x days per task) Doing this way i found x= 5.33 day or 5 whole days . is this correct way of doing this problem?

Homework Statement Homework EquationsThe Attempt at a Solution problem number 10

Molecular orbital Atomic orbital Ionic orbital I have learned molecular orbital theory, and it says antibonding orbital is of higher energy than bonding orbital. what are molecular and atomic orbitals?

speed of particles (that were inside the tyre) No . I am trying to learn it

The air outside got warmer but the air that was inside the tyre got cooler so as a whole there is no change in temperature. Is it the right discussion?

i am sorry . I am trying to learn Kinetic molecular theory of gases

yes K.E=3/2(K T) and K.E=1/2(mv2)

Homework Statement An inflated tyre suddenly bursts. As a result of this the temperature of air (a)increases (b) decreases (c) may increase or decrease (d) remains constant. Homework EquationsThe Attempt at a Solution The answer in the book is (D) remain constant. Does it mean air outside the...

so 1 degree is wider than 1 fahrenheit.

because there are 100 divisions in centigrade scale and 180 divisions in Fahrenheit scale.

Homework Statement which of the following is correct (a)1oC>1Fo (b)1Fo>1oC (c)1Fo=1oCo Homework EquationsThe Attempt at a Solution F=1.8C+32 change of 1oC is greater than the change of 1oF or I can say it is warmer than change of one degree Fahrenheit. In the book the answer is b that is 1...

Thankyou so much. I got the answer the answer by drawing the picture

any hint of the picture ?

Homework Statement The flour of a rectangular room has dimensions 12 feet 16 feet. How many square tiles each with side of length 1 foot are needed to make a border of single row of tiles on the floor along the edges of the room? A 28 B 52 C 56 D 58Homework EquationsThe Attempt at a Solution...

yes exactly it is written like that. but the answer is six so i think it is asking for the age of son six years before