a metal rod of length 100cm is heated through 100oC, calculate the change in length…
a metal rod of length 100cm is heated through 100oC, calculate the change in length of the rod…
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A platinum resistance thermometer has a resistance 4(Omega) at 0oC and 100(Omega) at 100oC. Assuming…
A platinum resistance thermometer has a resistance 4(Omega) at 0oC and 100(Omega) at 100oC. Assuming the resistance changes…
Which of the following statements correctly defines a simple machine? a device
Which of the following statements correctly defines a simple machine? a device A. that can provide electric current…
A ball f mass 5.0kg hits a smooth vertical wall normally with a speed of…
A ball f mass 5.0kg hits a smooth vertical wall normally with a speed of 2ms-1. Determine the…
Which of the following statements correctly defines a simple machine? a device
Which of the following statements correctly defines a simple machine? a device A. that can provide electric current…
The mass on a loaded spiral spring oscillates vertically between two extreme positions P and…
The mass on a loaded spiral spring oscillates vertically between two extreme positions P and R equidistant from…
The period of an oscillatory motion is defined as the
The period of an oscillatory motion is defined as the A. average of the time used in completing…
A force acts on a body for 0.5s changing its momentum from 16.0kg ms-1 to…
A force acts on a body for 0.5s changing its momentum from 16.0kg ms-1 to 21.0kgms-1, calculate the…
A moving object is said to have a uniform acceleration if its
A moving object is said to have a uniform acceleration if its A. displacement decreases at a constant…
A nuclide X is produced by bombarding a nitrogen(N) nucleus with an alpha(alpha) particle with…
A nuclide X is produced by bombarding a nitrogen(N) nucleus with an alpha(alpha) particle with the release of…