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In the diagram above, a 200 W bulb is lighted by a 240 V a.c mains supply. If 1kwh is sold at ₦40, the cost of keeping the bulb lighted for a day is
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In the diagram above, if the south-poles of two magnets strokes steel bar, the polarities at T and V will respectively be
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| 340 | = | V2 |
| √289 | √400 |
| ∴ V2 = | 340√400 |
| _√289 |
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The diagram above shows a velocity - time graph. The statement that is true about this motion is that the car
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The diagram above shows a balanced metre bridge, the value of x is
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The density of a certain oil on frying becomes
0.4 kgm-3 with the volume of 20m3. what will be its initial volume when its initial density is 0.8 kgm-3 assuming no loss of oil due to spillage?
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The diagram above represents balls in an undulating surface. Which of the following option represents positions of stable equilibrium?
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Two metals P and Q are heated through the same temperature difference. If the ratio of the linear expansivities of P to Q is 2:3 and the ratio of their
Length is 3: 4 respectively, the ratio of the increase in lengths of P to Q is
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The radioisotope \( {}^{235}_{92}\mathrm{U} \) decays by emitting two alpha particles, three beta particles and a gamma ray. What is the mass and atomic number of the resulting element?
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Je, ungependa kuendelea na hatua hii?