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A bomb of mass 34kg, at rest is detonated. The explosion splits the bomb into two pieces, one of mass 13kg, which is thrown to the left at a velocity of 28 m/s. What is the velocity of the second piece?

In a collision where no external forces act linear momentum is conserved.Convention: Right + left -0=-13x28 + 21xVV=17.33 kg m/s to the right

RC
Answered by Rory C. Physics tutor
1490 Views

You have a five-litres jug, a three-litres jug, and unlimited supply of water. How would you come up with exactly four litres of water (with no measuring cup)?

You fill the 5-litres jug, and pour it into the 3-litres jug until it's full (now you have 2 litres in the 5-litres jug). Then, you pour out the 3-litres jug completely. Now, you pour the 2 litres from th...

DG
Answered by Diana G. Maths tutor
4164 Views

Given an unlimited number of light bulbs (that break at a certain height), and a building with 100 floors, how do you determine the height that the light bulb breaks?

The solution is a binary search algorithm (where you start on floor 50th and move up or down depending if the bulb breaks or not, always picking the middle floor of your option range).

DG
Answered by Diana G. Computing tutor
1482 Views

Personal Statement for English Literature

Huxley's Brave New World speaks to me of the necessity of the imagination, with its clinical eradication of individuality and the discontent that it breeds, through John Savage's understanding that hope l...

HT
2078 Views

Examine how colour is used in Sylvia Plath's poem, Tulips.

In Plath's 'Tulips' the speaker uses a juxtaposition between the white and clinical depiction of the hospital with the excruciating 'redness' of the flowers to present her feelings of pain and anguish. Th...

HT
8440 Views

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