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The surface area A of a hollow cone is given by A = πrl. Determine, correct to 1 decimal place, the surface area when r = 3.0 cm and l = 8.5 cm
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Mechanical Engineering
In an electrical circuit the voltage V is given by Ohm’s law, i.e. V = IR. Find, correct to 4 significant figures, the voltage when I = 5.36 A and R = 14.76 Q.
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Mechanical Engineering
Evaluate e^(-2.37)
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Mechanical Engineering
Evaluate 3.57π
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Mechanical Engineering
Evaluate 5.3 tan (2.23 rad)
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Mechanical Engineering
Evaluate sin38∘
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Mechanical Engineering
Evaluate 5 1/5-3 3/4
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Mechanical Engineering
Evaluate 1/4+ 2/3
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Mechanical Engineering
