Question

The maximum elongation in the spring is –

• A. 2 cm
• B. 3 cm
• C. 4 cm
• D. 5 cm

Answer 1

Answer: (D)

5 cm

Answer 2

x = $\frac{2 \times 10 \times 1}{200 \times 6} + \frac{2 \times 4 \times 5}{200 \times 6} = \frac{60}{200 \times 6} = \frac{1}{20}$m = 5cm