(a)
Current drawn by each of the appliances.
(a)
Answer to Problem 5SP
Current drawn by toaster is
Explanation of Solution
Given info: Power of toaster is
Write the equation to find the power of toaster.
Here,
Substitute
Write the equation to find the current.
Here,
Substitute
Write the equation to find the power of iron box.
Here,
Substitute
Write the equation to find the current.
Here,
Substitute
Write the equation to find the power of processor.
Here,
Substitute
Write the equation to find the current.
Here,
Substitute
Conclusion:
Therefore, current drawn by toaster is
(b)
Is there any problem if all these appliances are switched on?
(b)
Answer to Problem 5SP
Yes, there is problem if they are working together.
Explanation of Solution
If the three appliances are made working together then the total current delivered will be the sum of the current consumed by each of the appliance.
Write the equation to find the total current.
Here,
Substitute
The maximum current allowed in the house is
Conclusion:
Therefore, the circuit will get blown.
(c)
The resistance of the heating element.
(c)
Answer to Problem 5SP
The resistance of heating element is
Explanation of Solution
Write the equation to find the power of iron box.
Here,
Substitute
Conclusion:
Therefore, the resistance of heating element is
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Chapter 13 Solutions
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