Question
A particle of mass 100 g is fired with a velocity 20 m sec⁻¹ making an angle of 30° with the horizontal. When it rises to the highest point of its path then the change in its momentum is
Options :
√3 kg m sec⁻¹
1/2 kg m sec⁻¹
√2 kg m sec⁻¹
1 kg m sec⁻¹
Answer :
1 kg m sec⁻¹
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