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Question

A proton and an αparticle are accelerated through the same potential. The ratio of their velocities is
  1. 1:4
  2. 1:2
  3. 1:1
  4. 2:1

A
1:1
B
2:1
C
1:2
D
1:4
Solution
Verified by Toppr

Charge on proton =α
Charge on α-particle = 2α
Mass of proton =β
Mass of α-particle =4β

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