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Khaleddd badawe

Khaleddd b.

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What is the required torque for a shaft rotating at 150 rpm and with a power requirement of 110 kw. Your answer should be in N.m

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What is the required torque for a shaft rotating at 150 rpm and with a power requirement of 110 kw. Your answer should be in N.m

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What is the required torque for a shaft rotating at 150 rpm and with a power requirement of 110 kw. Your answer should be in N.m

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Question 6 Choose the correct equation which represents the Newton's second Law. a. F =m/a b. a = F/m c. F = mv d. m = a/F

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A hot aluminium horseshoe mass 0.87kg just forged as shown in figure, is dropped into 1.97 L of water in a 0.69 kg aluminium pot initially at 17.7 °C. If the final equilibrium is 30?C, estimate the initial temperature of the hot horseshoe. Specific Heat of Aluminium =900 J/kg.°C , Specific Heat of Water =4186 J/kg.°C and 1Litre water = 1 Kg

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Question 7 If Q is point charge and EA is electric field at the point A which is at the distance r from the charge then EA= a. kQ²/r b. kQ/r c. kQ/r² d. kQ²/r²

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A hot aluminium horseshoe mass 0.87kg just forged as shown in figure, is dropped into 1.97 L of water in a 0.69 kg aluminium pot initially at 17.7 °C. If the final equilibrium is 30 °C, estimate the initial temperature of the hot horseshoe. Specific Heat of Aluminium = 900 J/kg.°C, Specific Heat of Water = 4186 J/kg.°C and 1Litre water = 1 Kg

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Question 5 Choose the correct set of quantities in which all are the "Base Quantities". a. Mass, weigt, Amount of substance, Temperature and Electric voltage b. Mass, Amount of substance, Time and Electric current c. Length, Amount of substance, Volume and Electric current d. Displacement, Light Intensity, Time and Electric Field

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Question 17 A person stands on a bathroom scale in a motionless elevator. When the elevator begins to move , the scale briefly reads only 0.71 of the person's regular weight. Calculate the acceleration of the elevator.

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Question 19 A hot aluminium horseshoe mass 0.87kg just forged as shown in figure, is dropped into 1.97 L of water in a 0.69 kg aluminium pot initially at 17.7 °C. If the final equilibrium is 30°C, estimate the initial temperature of the hot horseshoe. Specific Heat of Aluminium = 900 J/kg.°C, Specific Heat of Water = 4186 J/kg.°C and 1Litre water = 1 Kg

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