Questions and answers by

David Cameron

Questions (7)

A car move at an average speeds of 30km/s,how long does it take to cover 200 meters?
1. 1 answer
2. 695 views
A pain wire 0.5m long has a total mass of 0.01kg and is stretched with a tension of 800N. The frequency of its fundamental note
1. 2 answers
2. 524 views
A conductor of length 5m carrying a current of 15A is placed in a uniform magnetic field of flux density 0 25T. If the conductor
1. 0 answers
2. 562 views
A 8kg mass rests on an inclined plane. If the limiting frictional force of 50N and g=10m/s2, then the angle of inclination of
1. 1 answer
2. 693 views
A load of 2 tonnes is raised with 10N efforts. Calculate the mechanical advantage of the machine with which the load is raised?
1. 1 answer
2. 698 views
An open organ has a length of 6m. If the speed of sound in air is 340m/s and neglecting the end corrections, the frequency of
1. 0 answers
2. 420 views
A metre rule is found to balance horizontally at the 48cm mark. When a body of mass 60g is suspended at the 6cm mark the balance
1. 3 answers
2. 2,117 views

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