If an α – particle comes closure to a proton, it ……………. proton.
A) attracts
B) repels
C) no change
D) first attracts and then repels
1 Answers
Talk Doctor Online in Bissoy App
Electron — ii) Negatively charged particle , Neutron — iii) Neutral particle
C) a → ii, b → i, c → iii
2 Answers 1 views
Wavelength of the transverse wave is 30 cm. If the particle at some instant has displacement 2 cm, find the displacement of the particle
Correct option is: (C) -2 cm
2 Answers 1 views
Which of the sub-atomic particle is not in the hydrogen? A) proton B) electron
Correct option is C) neutron
2 Answers 1 views
Set of rational numbers is not hold which of the following with respect to closure property ?
Correct option is D) Division
2 Answers 1 views
Kolleru lake attracts migrating birds from Asia and Eastern Europe of about ………. birds per year.
(B) 20,00,000 birds
2 Answers 2 views
Closure of stomata due to water stress is brought about by
(C) Abscisic acid
2 Answers 1 views
Particle A of mass M is revolving along a circle of radius R. Particle B of mass m is revolving in another circle of radius r.
Correct option is (C) 1
2 Answers 5 views
Calculate the wavelength ( in nanometer ) associated with a proton moving at ` 1.0xx 10^3` m/s (Mass of proton ` =1.67 xx 10^(-27) kg ` and ` h=6.63 x
Correct Answer - D `lambda = (h)/(mv)`
2 Answers 1 views
A particle of mass m is placed upon the smooth face of a prism, also of mass m, which particle is placed , is inclined at an angle `alpha` to the hori
Correct Answer - N//A
2 Answers 1 views
STATEMENT-I: It is possible for a thermal neutron to be absorbed by a nucleus where as proton or an alpha particle would need a much larger amount of
Correct Answer - A Nuclear force
2 Answers 1 views