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 : 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 protons are projected simultaneously from a fixed point with the same velocity v into a region, magnetic there exists a uniform magnetic field. Th
Last Answer : Two protons are projected simultaneously from a fixed point with the same velocity v into a region, magnetic there ... mv)/(qB)` D. `(mv)/(2qB)`
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 : A proton having mass m and charge q is projected into a region having a perpendicular magnetic field. The angle of deviation of proton when it comes out of the region with mv √2 qB ⁄ is a) π/3 b) π/4 c) π/6 d) 2 π/3
Last Answer : b) π/4
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 : Which of the follwing particles will have minimum frequency of revolution when projected with the same velocity perpendicular to a magnetic field?
Last Answer : Which of the follwing particles will have minimum frequency of revolution when projected with the same velocity ... Electron C. Proton D. `He^(+)`
Description : A proton is projected with a speed of `3X10^6 ms ^(-1)` horizontally from est to west. A uniform magnetic field `vec B` of strength `2.0X10^(-3)` T ex
Last Answer : A proton is projected with a speed of `3X10^6 ms ^(-1)` horizontally from est to west. A uniform magnetic field ` ... (2)` D. `2.9xx10^(11)m//s^(2)`
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 : ` 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 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 : Two particles `X` and `Y` with equal charges, after being accelerated throuhg the same potential difference, enter a region of uniform magnetic field
Last Answer : Two particles `X` and `Y` with equal charges, after being accelerated throuhg the same potential difference, enter a ... D. `(R_(2)//R_(1))^(2)`
Last Answer : Two particles `X` and `Y` with equal charges, after being accelerated throuhg the same potential difference, enter a ... ` D. `((R_(1))/(R_(2))`
Description : A particle of mass m and having a positive charge q is projected from origin with speed `v_(0)` along the positive X-axis in a magnetic field B = `-B_
Last Answer : A particle of mass m and having a positive charge q is projected from origin with speed `v_(0)` along the positive ... /(qB)` D. `(2mv_(0))/(qB_(0))`
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 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 proton is moving in a uniform magnetic field B in a circular path of radius a in a direction perpendicular to Z- axis along which field B exists. Ca
Last Answer : A proton is moving in a uniform magnetic field B in a circular path of radius a in a direction perpendicular to Z- ... 2)a` C. `a^(2) eB` D. `aeB`
Description : A conductor of length 5 cm is moved paralllel to itself with a speed of `2m//s`, perpendicular to a uniform magnetic field of `10^(-3) Wb//m^(2).` the
Last Answer : A conductor of length 5 cm is moved paralllel to itself with a speed of `2m//s`, perpendicular to a uniform ... `1xx10^(-4)V` D. `2xx10^(-4) V`
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 : A conducting loop is placed in a uniform magnetic field with its plane perpendicular to the field with its plane perpendicular to the field. An emf is
Last Answer : A conducting loop is placed in a uniform magnetic field with its plane perpendicular to the field ... . the loop is deformed from the original shape
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 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 : 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 : 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 : When a uniform magnetic field B is applied to a current carrying coil, the coil will rotate in such a manner that its plane a) becomes parallel to B b) becomes anti-parallel to B c) makes an angle of 600 with B d) becomes perpendicular to B
Last Answer : d) becomes perpendicular to B
Description : A current of 5.8 A flows through a 0.25 m long straight conductor which is kept perpendicular in a region of uniform magnetic field of 3.7 T . The force on conductor is a) 5.4 N b) 2.4 N c) 3.4 N d) 6.4 N
Last Answer : a) 5.4 N
Description : Two particles A and B having equal charges `+6C`, after being accelerated through the same potential differences, enter a region of uniform magnetic f
Last Answer : Two particles A and B having equal charges `+6C`, after being accelerated through the same potential differences, enter a ... 2` C. `4//9` D. `9//5`
Description : Origin of gravitational field is A. charges B. masses C. Earth's core D. matter
Last Answer : masses
Description : The mass spectrograph directly yields a value for which one of the following? w) mass of a photon x) mass of a neutron y) masses of isotopes of elements z) mass to charge ratio of ions
Last Answer : ANSWER: Z -- MASS TO CHARGE RATIO OF IONS
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 proton and a deuteron have same kinetic energies while moving in a perpendicular magnetic field. The following gives the ratio of radii of their circular paths a) √2 : 1 b) 1: √2 c) 1:4 d) 1:1
Last Answer : b) 1: √2
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 particle of specific charge `q//m = (pi) C//kg` is projected from the origin towards positive x-axis with a velocity of `10 m//s` in a uniform magne
Last Answer : A particle of specific charge `q//m = (pi) C//kg` is projected from the origin towards positive x-axis with a ... 5hat(j))m//s` D. `-10hat(j)m//s`
Description : An electron is projected with uniform velocity along the axis of a current carrying long solenoid. Which of the following is true?
Last Answer : An electron is projected with uniform velocity along the axis of a current carrying long solenoid ... uniform velocity along the axis of the solenoid
Description : A planar coil having 12 turns carries 15 A current. The coil is oriented with respect to the uniform magnetic field `B= 0.2hati T` such that its direc
Last Answer : A planar coil having 12 turns carries 15 A current. The coil is oriented with respect to the ... energy of the coil in the given orientation is
Description : There is a ring of radius r having linear charge density `lambda` and rotating with a uniform angular velocity `omega.` the magnetic field produced by
Last Answer : There is a ring of radius r having linear charge density `lambda` and rotating with a uniform angular velocity ` ... D. `(mu_(0)lambda)/(2omega^(2))`
Description : A square coil of edge I having n turns carries a curent i. it is kept on a smooth horizontal plate. A uniform magnetic field B exists in a direction p
Last Answer : A square coil of edge I having n turns carries a curent i. it is kept on a smooth horizontal plate. A uniform ... . `(Mg)/(4niL)` D. `(2Mg)/(niL)`
Description : In a chemical reaction, __________ are conserved. (A) Ions (B) Masses (C) Atoms (D) Both (B) & (C)
Last Answer : (D) Both (B) & (C)
Description : Polar moment of inertia is a.Applicable to masses whereas moment of inertia is applicable to area only b.The moment of inertia for an area ralative to a line or axis which is out the plane of area ... The moment of inertia for an area relative to a line or axis perpendicular to the plane of the area
Last Answer : e. The moment of inertia for an area relative to a line or axis perpendicular to the plane of the area
Description : In the diagram `I_(1),I_(2)` are the strength of the currents in the loop and straight conductors respectively `OA=AB=R.` the net magnetic field at th
Last Answer : In the diagram `I_(1),I_(2)` are the strength of the currents in the loop and straight conductors respectively `OA=AB= ... ` C. `1/(pi)` D. `1/(2 pi)`
Description : Do the positive charges of calcium ions and sodium ions make these ions more likely to move into or out of the cell?
Last Answer : Need answer
Description : A proton and an electron both moving with the same velocity v enter into a region of magnetic field directed perpendicular to the velocity of the part
Last Answer : A proton and an electron both moving with the same velocity v enter into a region of magnetic field ... be higher D. their orbital radii will be same
Description : The inductance is the measure of a) Electric charges stored by the material b) Emf generated by energising the coil c) Magnetic field stored by the material d) Magnetization of dipoles
Last Answer : c) Magnetic field stored by the material
Description : A magnetic field exists around (a) iron (b) copper (c) aluminium (d) moving charges
Last Answer : (d) moving charges
Description : The space around the charge within which other charges are influenced by it is called: (a) Electric field (b) Magnetic field (c) Electric flux (d) Electric intensity
Last Answer : a) Electric field
Description : Two uniform wires `A` and `B` are of the same total metal and have equal masses. The radius of wire `A` is twice that of wire `B`. The total resistanc
Last Answer : Two uniform wires `A` and `B` are of the same total metal and have equal masses. The radius of ... `5Omega` when the resistance of wire B is `4Omega`
Description : 267 .Double knives movers offers advantage over conventional mower are a)Double knife are dynamically balanced b) They can be operated at higher forward speeds then conventional mower c)They produce more uniform stubble height d)All of the above
Last Answer : d)All of the above
Description : What type of strong bond that forms between ions with opposite charges?
Last Answer : What is the answer ?
Description : The resting potential in nerves is produced by difference in a. ions b. charges c. both d. none of them
Last Answer : both
Description : A net ionic equation does NOT show: w) electronic charges x) solid products (precipitates) y) spectator ions z) reacting species
Last Answer : ANSWER: Y -- SPECTATOR IONS