The perpetual motion machine created by Danish artist, Reidar Finsrud is quite impressive and would make a great addition in an engineer’s living room but would a scaled up version be an efficient in generating electricity?

Written on April 3, 2013 | Posted in Discussions | Be the first to comment

If we know the volumetric flow rates of the water going into the two branches, then what would be the velocity of the water coming out?

Written on November 1, 2012 | Posted in Discussions | 7 comments

There is a number less than 3000 that when divided by 2 leaves a remainder of 1, when divided by 3 leaves a remainder of 2, when divided by 4 leaves a remainder of 3, When divided by 5 leaves a remainder of 4, when divided by 6 leaves a remainder of 5, and so […]

1. How much does a house weigh? 2. How much weight can a rural two-lane bridge hold? Click to Zoom 3. And finally, would this be covered under the home insurance or the car insurance policy?

Written on February 16, 2012 | Posted in Discussions | 4 comments

I was recently listening to Dr. Tony Marjoram, the former head of engineering sciences at UNESCO on his discussion on how engineering can help developing nations solve critical problems. It was a quite stimulating discussion in which Dr. Marjoram provides the following blueprint answering the subject question: He acknowledges that engineering is vital in ensuring […]

Every now and then we feature engineers that have contributed significantly to our profession. These exercises are simply to remind you of the important role that we play as engineers and also to provide useful insights into the lives of celebrated engineers, scientists and even authors. Nevil Shute is one such engineer. While he was […]

Archimedes is know as one of the great scientists of antiquity mostly hailed for his mathematical work, his theories of mechanics and his clever use of machines in the defense of Syracuse against the Romans. It is believed he studied under followers of Euclid in Alexandria, Egypt before returning to his native Syracuse, then an […]

Written on December 22, 2011 | Posted in Discussions | Be the first to comment

Four words with the letters SNT, in that order, have all their other letters removed. You must use the letters below to fill in the blanks.

_ _ S _ N T _ _ _

S _ _ N T

S _ N _ _ T

S _ _ _ N T

Letters to use: A, A, E, E, E, I, I, L, L, Q, S, S, U, U

Written on November 7, 2011 | Posted in Discussions | 1 comment

A 25 ft ladder (assume it is not an extension ladder) is placed with its foot 7 ft away from a building. If the top of the ladder slips down 4 ft, how many feet will the bottom slide out?

Written on November 7, 2011 | Posted in Discussions | 17 comments

John the distribution manager for a leading mobile phone company has a dilemma. The warehouse has 10 unlabelled rows of pallets, each row contains thousands of phones destined for different countries. Each 100g mobile phone is exactly the same except for those in the row destined for Japan, which have a “special” 2g chip encased […]

Written on March 22, 2010 | Posted in Discussions | 6 comments