List two properties of primary cells: (2 marks)craft1 electrical June/July 2020
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Outline three areas of applications of filter networks.(3 marks)craft1 electrical June/July 2020
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A technician at a battery manufacturing plant has a liquid bottle labelled βinorganic. acidβ. Outline four chemical methods used to verify the properties of the liquid. (4 marks)craft1 electrical June/July 2020
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Differentiate between N-type and P-type semiconductors.(4 marks)craft1 electrical June/July 2020
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An air cored toroidal coil has 3000 turns and carries current 0.1 A. the length of the magnetic circuit is 30 cm and the cross-sectional area of the coil is 4cm^2. Determine the: (i) magnetic field strength; (ii) magnetic flux density. ...
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Perform each of the following binary arithmetic: i. 1011 x 1101; ii. 11000 β111 (6 marks)craft1 electrical June/July 2020
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An industrial electric boiler rated at 4 kW contains 612 kg of water at 80Β°C. To adjust boiler level to safe value, 78 kg of water at 26Β°C was added. Determine the: (i) new temperature of water in the boiler; (ii) ...
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An electrical appliance is rated 2 kW and it is operated for 30 minutes. Determine the amount of heat produced. (3 marks)craft1 electrical June/July 2020
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A wooden packaging box of dimension 30 cm by 50 cm by 85 cm has a mass of 70 ke. Determine the: (1) maximum pressure; (ii) minimum pressure it can exert on a horizontal surface. (5 marks)craft1 electrical June/July 2020
Explain the term filter network.(2 marks)craft1 electrical June/July 2020
