Description : Assertion If the path of a charged particle in a region of uniform electric and magnetic field is not a circle, then its kinetic energy may remain con
Last Answer : Assertion If the path of a charged particle in a region of uniform electric and magnetic field is ... VxxB),` where symbols have their usual meanings.
Description : A charged particle enters in a uniform magnetic field perpendicular to it. Now match the following two columns.
Last Answer : A charged particle enters in a uniform magnetic field perpendicular to it. Now match the following two columns.
Description : A charged particle enters into a uniform magnetic field with velocity `v_(0)` perpendicular to it , the length of magnetic field is `x=sqrt(3)/(2)R`,
Last Answer : A charged particle enters into a uniform magnetic field with velocity `v_(0)` perpendicular to it , the length of ... 3)v_(0))/(2)` D. `v_(0)`
Description : Assertion If a charged particle enters from outside in uniform magnetic field, then it will keep on rotating in a circular path. Reson Magnetic force
Last Answer : Assertion If a charged particle enters from outside in uniform magnetic field, then it will keep on ... . If Assertion is false but Reason is true.
Description : A charged particle is rotating in uniform circular motion in a uniform magnetic field . Let r= radius of circule, v= speed of particle k = kinetic ene
Last Answer : A charged particle is rotating in uniform circular motion in a uniform magnetic field . Let r ... angular speed. then match the following two columns.
Description : Assertion An `alpha-`particle and a deuteron having same kinetic energy enter in a uniform magnetic field perpendicular to the field. Then, radius of
Last Answer : Assertion An `alpha-`particle and a deuteron having same kinetic energy enter in a uniform magnetic ... If Assertion is false but Reason is true.
Description : A moving particle of charge q and mass m enters a uniform magnetic field perpendicular to the direction of field. Then
Last Answer : A moving particle of charge q and mass m enters a uniform magnetic field perpendicular to the ... circular path (D) its velocity vector changes
Description : A non-relative proton enters at right angles to a uniform magnetic field of `30 mT`. What is the frequency of revolution of the particle if the field
Last Answer : A non-relative proton enters at right angles to a uniform magnetic field of `30 mT`. What is ... of the particle if the field is sufficiently deep?
Description : A particle of charge -q and mass m enters a uniform magnetic field `vecB` (perpendicular to paper inward) at P with a velocity `v_0` at an angle `alph
Last Answer : A particle of charge -q and mass m enters a uniform magnetic field `vecB` (perpendicular to paper inward) at P ... for time `t = (2m(pi-alpha))/(Bq)`
Description : Assertion When a charged particle moves perpendicular to a uniform magnetic field then its momentum remains constant. Reason Magnetic force acts perpe
Last Answer : Assertion When a charged particle moves perpendicular to a uniform magnetic field then its momentum ... Assertion is false but Reason is true.
Description : A charged particle P leaves the origin with speed `v=v_0` at some inclination with the x-axis. There is a uniform magnetic field B along the x-axis. P
Last Answer : A charged particle P leaves the origin with speed `v=v_0` at some inclination with the x-axis. There is ... 0)` C. Both are correct D. Both are wrong
Description : Assertion Path of a charged particle in uniform magnetic field cannot be a parabola, if no other forces (other than magnetic force) are acting on the
Last Answer : Assertion Path of a charged particle in uniform magnetic field cannot be a parabola, if no other ... . If Assertion is false but Reason is true.
Description : Assertion In non-uniform magnetic field speed of a charged particle varies. Reason Work done by magnetic force on a charged particle is always zero.
Last Answer : Assertion In non-uniform magnetic field speed of a charged particle varies. Reason Work done by ... If Assertion is false but Reason is true.
Description : Assertion If velocity of charged particle in a uniform magnetic field at some instant is `(a_(1)hat(i)-a_(2)hat(j))` and at some other instant is `(b_
Last Answer : Assertion If velocity of charged particle in a uniform magnetic field at some instant is `(a_(1)hat(i ... D. If Assertion is false but Reason is true.
Description : Assertion In a uniform magnetic field `B=B_(0)hat(k)`, if velocity of a charged particle is `v_(0)hat(i)` at t = 0, then it can have the velocity `v_(
Last Answer : Assertion In a uniform magnetic field `B=B_(0)hat(k)`, if velocity of a charged particle is `v_( ... . D. If Assertion is false but Reason is true.
Description : Assertion A charged particle is rotating in a circular path in uniform magnetic field. Then, plane of circle is perpendicular to the magnetic field. R
Last Answer : Assertion A charged particle is rotating in a circular path in uniform magnetic field. Then, plane of ... . If Assertion is false but Reason is true.
Description : If a charged particle is a plane perpendicular to a uniform magnetic field with a time period T Then
Last Answer : If a charged particle is a plane perpendicular to a uniform magnetic field with a time period T Then A. `T^(2) ... ` C. `Tpropr^(2)` D. `Tpropr^(0)`
Description : Work done by a uniform magnetic field in moving a charged particle in a circular path is a) qvB sin θ b) mg sin θ c) zero d) mg cos θ
Last Answer : Zero
Description : A charged particle is moving in a UNIFORM magnetic field. If the direction of motion of the charged particle is at right angles to the magnetic field, describe the shape of the charged particle's path.
Last Answer : ANSWER: CIRCULAR or CIRCLE
Description : A charged particle is moving in a UNIFORM magnetic field. If the direction of motion of the charged particle is parallel to the magnetic field, describe the shape of the charged particle's path.
Last Answer : ANSWER: STRAIGHT LINE
Description : A particle of mass m and charge Q moving with a velocity v enters a region on uniform field of induction B Then its path in the region is s
Last Answer : A particle of mass m and charge Q moving with a velocity v enters a region on uniform field of induction B ... . circular,If `v.B=0` D. None of these
Description : A proton, a deuteron and an `alpha`- particle having the same kinetic energy are moving in circular trajectors in a constant magnetic field. If `r_p,
Last Answer : A proton, a deuteron and an `alpha`- particle having the same kinetic energy are moving in circular trajectors in a ... )` D. `r_(p)=r_(d)=r_(alpha)`
Description : A proton of mass m and charge q is moving in a plane with kinetic energy E. if there exists a uniform magnetic field B, perpendicular to the plane mot
Last Answer : A proton of mass m and charge q is moving in a plane with kinetic energy E. if there exists a uniform magnetic ... Em))/(2qB)` D. `(sqrt(2Eq))/(qB)`
Description : ` H^(+), He^(+) and O^(++)` all having the same kinetic energy pass through a region in which there is a uniform magnetic field perpendicular to their
Last Answer : ` H^(+), He^(+) and O^(++)` all having the same kinetic energy pass through a ... suffer same deflection D. All ions will suffer the same deflection
Description : A proton and a deuteron both having the same kinetic energy, enter perpendicularly into a uniform magnetic field `B`. For motion of proton and deutero
Last Answer : A proton and a deuteron both having the same kinetic energy, enter perpendicularly into a uniform magnetic field `B`. ... =R_(p)` D. `R_(d)=2R_(p)`
Description : A nonrelativistic electron enters a uniform magnetic field of 50 mT with a speed of `10^(6) m//s` at right angles to it and emerges from the field aft
Last Answer : A nonrelativistic electron enters a uniform magnetic field of 50 mT with a speed of `10^(6) m/ ... not depend on the initial speed of the electron.
Description : A beam of protons with a velocity of `4 X 10 ^5 ms^(-1)` enters a uniform magnetic field of 0.3 T. The velocity makes an angle of `60^@` with the magn
Last Answer : A beam of protons with a velocity of `4 X 10 ^5 ms^(-1)` enters a uniform magnetic field of 0.3 T. The ... ` B. `0.012m` C. `0.024m` D. `0.048m`
Description : An ELECTRON moving horizontally along the +x axis enters a region of space with a horizontal uniform magnetic field pointing in the +y direction. The electron will be deflected: w) -y direction x) +y direction y) -z direction z) +z direction
Last Answer : ANSWER: Y -- -Z DIRECTION
Description : A proton of energy `8 eV` is moving in a circular path in a uniform magnetic field. The energy of an alpha particle moving in the same magnetic field
Last Answer : A proton of energy `8 eV` is moving in a circular path in a uniform magnetic field. The energy of an alpha ... will be A. 4eV B. 22eV C. 8eV D. 6eV
Description : Four particles `alpha`-particle, deuteron and electron and a `CI^(-)` ion enter in a transverse magnetic field perpendicular to it with same kinetic e
Last Answer : Four particles `alpha`-particle, deuteron and electron and a `CI^(-)` ion enter in a ... shown in figure. Now match the following two columns.
Description : An electric current I enters and leaves a uniform circular wire of radius a through diametrically opposite points. A charged paricle q moving along th
Last Answer : An electric current I enters and leaves a uniform circular wire of radius a through diametrically opposite points. A ... `qv(mu_(0)i)/(a)` D. zero
Description : A particle of mass `m` and charge `q` moves with a constant velocity `v` along the positive `x` direction. It enters a region containing a uniform mag
Last Answer : A particle of mass `m` and charge `q` moves with a constant velocity `v` along the positive `x` direction. It enters ... `qaB//m` D. `q(b + a)B//2m`
Description : 3. A positively-charged particle (alpha-particle) projected towards the west is deflected towards north by a magnetic field. The direction of magnetic field is -Physics-10
Last Answer : The direction of the magnetic field can be determined using the Fleming’s Left hand rule. According to the rule, if we arrange our thumb, forefinger and the middle finger of the left ... north, hence the direction of magnetic field will be upward according to Fleming’s Left hand rule.
Description : A charged particle with a velocity `2xx10^(3) ms^(-1)` passes undeflected through electric field and magnetic fields in mutually perpendicular directi
Last Answer : A charged particle with a velocity `2xx10^(3) ms^(-1)` passes undeflected through electric field and magnetic fields ... 1)` D. `1.33xx10^(3)NC^(-1)`
Description : A charged particle of mass `m` and charge `q` travels on a circular path of radius `r` that is perpendicular to a magnetic field `B`. The time takeen
Last Answer : A charged particle of mass `m` and charge `q` travels on a circular path of radius `r` that is perpendicular to a ... (2pi qB)/(m)` D. `(2pi m)/(qB)`
Description : If the velocity of charged particle has both perpendicular and parallel components while moving through a magnetic field ,then what is the path follow
Last Answer : If the velocity of charged particle has both perpendicular and parallel components while moving through a ... B. Ellipatical C. Linear D. Helical
Description : A charged particle experience magnetic force in the presence of magnetic field. Which of the following statement is correct?
Last Answer : A charged particle experience magnetic force in the presence of magnetic field. Which of the ... and magnetic field is parallel to the velocity
Description : Assertion A charged particle is rotating in a circle. Then magnetic field (B) at centre of circle and magnetic moment (M) produced by motion of charge
Last Answer : Assertion A charged particle is rotating in a circle. Then magnetic field (B) at centre of circle and ... M and B are always parallel to each other.
Description : Assertion A beam of electron can pass undeflected through a region of E and B. Reason Force on moving charged particle due to magnetic field may be ze
Last Answer : Assertion A beam of electron can pass undeflected through a region of E and B. Reason Force on ... to magnetic field may be zero in some cases.
Description : The force on a charged particle moving parallel to magnetic field lines is: w) in the direction of the field x) zero y) perpendicular to the field z) in the opposite direction of the field
Last Answer : ANSWER: X -- ZERO
Description : Two charged particles have charges and masses in the ratio `2:3` and `1:4` respectively. If they enter a uniform magnetic field and move with the same
Last Answer : Two charged particles have charges and masses in the ratio `2:3` and `1:4` respectively. If they enter a uniform magnetic ... `1:4` C. `3:5` D. `1:6`
Description : Two charged particles traverse identical helical paths in a completely opposite sense in a uniform magnetic field `vec(B)=B_(0)hat(K)`
Last Answer : Two charged particles traverse identical helical paths in a completely opposite sense in a uniform magnetic field `vec(B)=B_ ... + ((e)/(m))_(2) = 0`
Description : In the mass spectrograph, two positively charged ions having the same velocity pass through a slit and enter a uniform magnetic field at right angles to their initial velocities. The ions will NOT be ... charges and their masses are equal z) the ratios of their charges to their masses are equal
Last Answer : ANSWER: Z -- THE RATIOS OF THEIR CHARGES TO THEIR MASSES ARE EQUAL
Description : A particle is projected in a plane perpendicular to a uniform magnetic field. The area bounded by the path described by the particle is proportional t
Last Answer : A particle is projected in a plane perpendicular to a uniform magnetic field. The area bounded by the ... C. the kinetic energy D. None of these
Description : Force on a moving charge in a uniform magnetic field depends uponA. magnetic flux density B. the charge on the particle C. the speed of particle D. all of above
Last Answer : all of above
Description : A proton and a α particle enter a region having a perpendicular uniform magnetic field. The ratio of time period of proton (τp) to time period of α particle (τα) is a) 1:4 b) 4:1 c) 2:1 d) 1:2
Last Answer : d) 1:2
Description : A charged particle of specific charge s moves undeflected through a region of space containing mutually perpendicular and uniform electric and magneti
Last Answer : A charged particle of specific charge s moves undeflected through a region of space containing mutually perpendicular and ... D. `(E)/(B^(2)S)`
Description : The statement that the sum of the kinetic and potential energies of a particle in the earth's gravitational field is constant is known as a.Principle of conservation of mechanical energy b.Law of gravitation c.Newton's law d.Principle of conservation of momentum e.Law of nature
Last Answer : a. Principle of conservation of mechanical energy
Description : An electron moving with a velocity of 5 10 3 m / s enters into a uniform electric field and acquires a uniform acceleration of 10 3 m / s 2 in the direction of initial velocity. i. ... which electron velocity will be doubled.? ii. How much distance electron would cover in this time.? -Science
Last Answer : Given u=5×103m/su=5×103m/s , a=103m/s2a=103m/s2, v=2u=104v=2u=104 m/s i.Using v=u+atv=u+at 104=5×103+103t104=5×103+103t or t=5 sec ii. Using s=ut+12at2s=ut+12at2 s=5×103×5+12×103×52s=5×103×5+12×103×52 =37.5×103m=37.5×103m
Description : A charged particle (charge `q`) is moving in a circle of radius `R` with unifrom speed `v`. The associated magnetic moment `mu` is given by
Last Answer : A charged particle (charge `q`) is moving in a circle of radius `R` with unifrom speed `v`. The associated magnetic ... . `1/2 aqR` D. `1/2 q^(2)vR`