Special relativity — Question 35
Original QCE Vault practice · 1 mark
Q35 · Practice questionSimple familiar1 mark
QUESTION 35
If 2.0mg of mass is completely converted to energy, the energy released is (A)1.8×108J (B)1.8×1010J (C)1.8×1011J (D)1.8×1014J WORKED SOLUTION
Answer C
1 markWorked solution
E=mc2=(2.0×10−6)(3.0×108)2=1.8×1011J. Select the correct option.
[1 mark]Practice question aligned to the current QCAA syllabus; review the worked solution and marking criteria.
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