CAPE Physics Unit 2 · 2007 (Specimen) · Paper 1 · Question Q43
A radioactive substance emits a type of ionising radiation, P, with the following properties:
mass: zero
speed: 3 \times 10^8\text{ m s}^{-1}
Which of the following statement about P is true?
I. P is not deflected by an electric field
II. P has a charge of equal to that of an electron
III. P maybe stopped by a piece of cardboard
- (A)I only
- (B)II only
- (C)II and III only
- (D)I and II only
The answer is shown once you've answered.
Practise this question