Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
JEE Main & Advanced
Physics
Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर
JEE PYQ-Current Electricity Charging and Discharging of Capacitors
question_answer
The ratio of mass densities of nuclei of \[^{40}Ca\]and \[^{16}O\]is close to :- [JEE Main 8-4-2019 Afternoon]
A)1
B)2
C)0.1
D)5
Correct Answer:
A
Solution :
[a] mass densities of all nuclei are same so their ratio is 1.