The following are the scores of ten students in a test of 20 marks: 15, 16, 17, 13, 16, 8, 5, 16, 19, 17. What is the modal?
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1997
The diagram above shows two wave forms P and Q at a particular instant in time. the two waves will interface
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1997
For a rough inclined plane on which lies a body of weight W, the angle θ in the diagram above becomes the angle of friction if
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1997
A uniform light beam XZ is Hinged at X and kept in equilibrium by the forces T and F as shown in the diagram above. if XO = 20m and OY = 30cm, express T in terms of F
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1997
The figure above shows a block of mass m sliding down a rough inclined plane QP at angle \( \theta \) . The forces acting on the block along QP are
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1997
For what value of 6 are the forces in the diagram above in equilib4ruim
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1997
In the diagram above, which of the angles \( \theta _1 \) , \( \theta _2 \) , \( \theta _3 \) and \( \theta _4 \) is the angle of deviation of the ray of light passing through the glass prism XYZ?
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1997
When the sun, moon and the earth are as shown in the diagram above an observer standing in X is in