NEET CBT simulator and mock test for 2027 & 2028. Mix chapters across Physics, Chemistry, Biology & Math, then practice real-time computer-based testing with timer, question palette, and mark-for-review. Blends Most Probable Questions (MOPs) with previous-year questions so you can master the digital exam format.
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Question 7 / 7Physics
A steel wire of length 4.0 m is stretched through 2.0 mm. The energy density of the wire is (Y = 2.0 × 10¹¹ N/m²):
A. 10¹¹ N/m²
B. 10⁹ N/m²
C. 10⁷ N/m²
D. 10⁵ N/m²
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