Q. Work done against gravity is called

गुरुत्वाकर्षण के विरुद्ध किया गया कार्य कहलाता है

A
Zero work
शून्य कार्य
B
Positive work
सकारात्मक कार्य
C
Gravitational work
गुरुत्वाकर्षण कार्य
D
Negative work
नकारात्मक कार्य

Explanation

When an object moves upwards against gravity, the gravitational force acts downward while displacement is upward. Since force and displacement are in opposite directions, the work done by gravity is negative (work done = force × displacement × cos 180° = negative).

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