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A lamp draws a current of 1.0 A. Find t...

A lamp draws a current of 1.0 A. Find the charge in coulomb used by the lamp in 60 s :

A

`0.6C`

B

`60C`

C

600C

D

`0.06C`

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The correct Answer is:
To solve the problem of finding the charge in coulombs used by a lamp that draws a current of 1.0 A in 60 seconds, we can follow these steps: ### Step 1: Understand the relationship between current, charge, and time. The current (I) is defined as the rate of flow of charge (Q) through a cross-section of a conductor. The relationship is given by the formula: \[ I = \frac{Q}{T} \] where: - \( I \) is the current in amperes (A), - \( Q \) is the charge in coulombs (C), - \( T \) is the time in seconds (s). ### Step 2: Rearrange the formula to find charge (Q). From the formula, we can rearrange it to solve for charge: \[ Q = I \times T \] ### Step 3: Substitute the known values into the formula. We know: - \( I = 1.0 \, \text{A} \) - \( T = 60 \, \text{s} \) Now substituting these values into the formula: \[ Q = 1.0 \, \text{A} \times 60 \, \text{s} \] ### Step 4: Calculate the charge (Q). Now we perform the multiplication: \[ Q = 1.0 \times 60 = 60 \, \text{C} \] ### Conclusion: The charge used by the lamp in 60 seconds is: \[ Q = 60 \, \text{C} \]

To solve the problem of finding the charge in coulombs used by a lamp that draws a current of 1.0 A in 60 seconds, we can follow these steps: ### Step 1: Understand the relationship between current, charge, and time. The current (I) is defined as the rate of flow of charge (Q) through a cross-section of a conductor. The relationship is given by the formula: \[ I = \frac{Q}{T} \] where: - \( I \) is the current in amperes (A), - \( Q \) is the charge in coulombs (C), ...
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