Q18 An electron, moving along the x-axis with an energy of 100 eV, enters a region of magnetic held B= (1.5x10-T) at S (see figure). The field exten between r -0 and x-2cm. The electron is detected at the point Q on a screen placed 8 cm away from the point S. The distance d between P and Q (on the screen) is : (Electron's charge = 1.6 10-19 C, mass of electron - 9.1 x 10-31 kg) cm 8 cm (1) 11.65 cm (3) 1.22 cm (2) 12.87 cm (4) 2.25 cm 12 April

An electron moving along the x-axis with an initial energy of 100 eV enters a region of magnetic field vec(B) = (1.5 xx 10^(-3) T) hat (k) at S (see figure). The field extends between x=0 and x=2 cm . The electron is detected at the point Q on a screen placed 8 cm away from the point S . The distance d between P and Q (on the screen) is : (electron's charge = 1.6 xx 10^(-19) C , mass of electron = 9.1 xx 10^(-31) kg ). a) 11.65cm. b) 12.87 cm c) 1.22cm d) 2.25cm

An electron moving along the x-axis with an initial energy of 100 eV enters a region of magnetic field vec(B) = (1.5 xx 10^(-3) T) hat (k) at S (see figure). The field extends between x=0 and x=2 cm . The electron is detected at the point Q on a screen placed 8 cm away from the point S . The distance d between P and Q (on the screen) is : (electron's charge = 1.6 xx 10^(-19) C , mass of electron = 9.1 xx 10^(-31) kg ). .

What is the amount of charge possessed by 1 kg of electrons? Given that mass of an electron is 9.1 xx 10^31 kg .

The force between two electrons when placed in air is equal to 0.5 times the weight of an electron. Find the distance between two electrons (mass of electron = 9.1 xx 10^(-31)kg )

The force between two electrons when placed in air is equal to 0.5 times the weight of an electron. Find the distance between two electrons (mass of electron = 9.1 xx 10^(-31)kg )

In an experiment ,electrons are accelerated from rest, by applying a voltage of 500 V.Calculate the radius of the path if a magnetic field 100 m T is then applied .Charge of the electron =1.6 xx 10^-19 C Mass of the electron =9.1 xx 10 ^(-31) Kgl

In an experiment ,electrons are accelerated from rest, by applying a voltage of 500 V.Calculate the radius of the path if a magnetic field 100 m T is then applied .Charge of the electron =1.6 xx 10^-19 C Mass of the electron =9.1 xx 10 ^(-31) Kgl

Calculate the de-Broglie waveelngth of an electron of energy 400 eV.Given,lanck's constant = 6.6 xx 10^(-34) J s, mass of electron = 9.1 xx 10^(31) kg,1 eV = 1.6 xx 10^(-19) J .