MHT CET · Physics · Magnetic Effects of Current
Toroid is
- A ring shaped closed solenoid
- B rectangular shaped solenoid
- C ring shaped open solenoid
- D square shaped solenoid
Answer & Solution
Correct Answer
(A) ring shaped closed solenoid
Step-by-step Solution
Detailed explanation
Toroid is ring shaped closed solenoid.
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Physics
- An AC voltage source of variable angular frequency \(\omega\) and fixed amplitude \(V_0\) is connected in series with a capacitance \(C\) and an electric bulb of resistance \(R\) (inductance zero). When \(\omega\) is increasedMHT CET 2022 Medium
- A flywheel at rest is to reach an angular velocity of in with constant angular acceleration. The total angle turned through during this interval isMHT CET 2017 Easy
- A radioactive nucleus emits \(4 \alpha\) particles and \(7 \beta\) particles in succession. The ratio of number of neutrons to that of protons is \([\mathrm{A}=\) mass number, \(\mathrm{Z}=\) atomic number \(]\)MHT CET 2020 Medium
- The peak value of an alternating emf ' \(\mathrm{e}\) ' given by \(\mathrm{e}=\mathrm{e}_0 \cos \omega \mathrm{t}\) is 10 volt and its frequency is \(50 \mathrm{~Hz}\). At time \(\mathrm{t}=\frac{1}{600} \mathrm{~s}\), the instantaneous e.m.f isMHT CET 2021 Easy
- The width of depletion layer of a p-n junction diode, when it is (i) forward biased
and (ii) reverse biased respectivelyMHT CET 2020 Easy - If two planets have their radii in the ratio \(x: y\) and densities in the ratio \(m: n\), then the acceleration due to gravity on them are in the ratioMHT CET 2023 Medium
More PYQs from MHT CET
- The \(p-V\) diagram of a system undergoing thermodynamic changes is as shown in the figure. The work done by the system in going from \(A \rightarrow B \rightarrow C\) is \(30 \mathrm{~J}\). If \(68 \mathrm{~J}\) of heat is given to the system, then the change in the internal energy of the system between \(\mathrm{A}\) and \(\mathrm{C}\) is
MHT CET 2022 Easy - A wooden block of mass ' \(m\) ' moves with velocity ' \(v\) ' and collides with another block of mass ' \(4 \mathrm{~m}\) ', which is at rest. After collision the block of mass ' \(m\) ' comes to rest. The coefficient of restitution will beMHT CET 2021 Hard
- For a reaction \(\Delta \mathrm{H}=-30 \mathrm{~kJ}\) and \(\Delta \mathrm{S}=-45 \mathrm{~J} \mathrm{~K}^{-1}\), at what temperature reaction changes from spontaneous to non spontaneous?MHT CET 2020 Easy
- If \(\mathrm{CP}\) and \(\mathrm{CD}\) is a pair of semi-conjugate diameters of the ellipse \(\frac{\mathrm{x}^{2}}{\mathrm{a}^{2}}+\frac{\mathrm{y}^{2}}{\mathrm{~b}^{2}}=1\), then
\(\mathrm{CP}^{2}+\mathrm{CD}^{2}=\)MHT CET 2020 Hard - The tetraethyl lead mixed in petrol works asMHT CET 2012 Medium
- A stone of mass ' m ' kg is tied to a string of length ' L ' m and moved in a vertical circle of radius 49 cm in a vertical plane. If it completes 30 revolutions per minute, the tension in the string when it is at the lowermost point is nearly
[Take \(\pi^2=10\) and acceleration due to gravity, \(g=10 \mathrm{~m} / \mathrm{s}^2\) ]MHT CET 2025 Medium