Welcome to PhysicsMonk.com β the most trusted Physics doubt solving platform for IIT-JEE, NEET, and CBSE students.

Vivek Singh
HOD Physics @ Unacademy Bhilai
Former Director β Vibrant Academy | Former Faculty β Aakash Institute
In his free time, he provides career counseling on Dial Me 24/7
Hi, this is Vivek Singh. I help NEET and IIT-JEE aspirants do the one thing that matters most: get selected.
If your focus keeps slipping, your marks arenβt moving, or youβre studying hard with zero resultsβI’ll tell you exactly what’s breaking your preparation and how to fix it fast.
My priority is simple: Turn your preparation into a selection.
From routine, discipline and strategy to exam temperamentβI break down everything toppers get right and average students miss.
Once the rank comes, I guide you on which branch to pick, which college to trust, and how to lock a path that gives long-term success.
If things donβt go as planned, I help you make smart next moves without wasting a year or losing confidence.
If you want sharp guidance, honest feedback, and a push that converts effort into results β Iβm here for you.
Get Clear Physics Solutions β Fast
Stuck in Physics? Confused between DC Pandey, SL Arora or NCERT?
PhysicsMonk gives fast, accurate doubt-solutions for
IIT-JEE & NEET Physics β no YouTube overload, no confusion.
Browse solutions by chapter, book or exam level.

JEE MAIN 2025(29jan shift2):A point charge causes an electric flux of β2 Γ 104 Nm2Cβ1 to pass throug
March 5, 2025
Description A point charge causes an electric flux of β2 Γ 104 Nm2Cβ1 to pass through a spherical Gaussian surface of 8.0 cm radius, centred on the charge. The value of the point charge is : (Given Ξ΅0 = 8.85 Γ 10β12C2Nβ1mβ2) (1) β17.7 Γ 10β8C. 2) -15.7 Γ 10β8C (3) 17.7 Γ 10β8C 4)

JEE MAIN 2025,29jan shift 2(By graph and short trick): In an experiment with photoelectric effect, t
March 5, 2025
Description In an experiment with photoelectric effect, the stopping potential. (1) increases with increase in the wavelength of the incident light (2) increases with increase in the intensity of the incident (3) is 1/e times the maximum kinetic energy of the emitted photoelectrons (4) decreases with increase in the intensity of the incident light Welcome
JEE MAIN 2025,29jan shift 2 :An electric dipole is placed at a distance of 2 cm from an infinite pla
March 5, 2025
Description An electric dipole is placed at a distance of 2 cm from an infinite plane sheet having positive charge density Ο0. Choose the correct option from the following. (1) Torque on dipole is zero and net force is directed away from the sheet. (2) Torque on dipole is zero and net force acts towards

JEE MAIN 2025,29jan shift 2 :An electric dipole is placed at a distance of 2 cm from an infinite pla
March 5, 2025
Description An electric dipole is placed at a distance of 2 cm from an infinite plane sheet having positive charge density Ο0. Choose the correct option from the following. (1) Torque on dipole is zero and net force is directed away from the sheet. (2) Torque on dipole is zero and net force acts towards

JEE MAIN 29jan shift 2:The difference of temperature in a material can convert heat energy into elec
March 5, 2025
Description The difference of temperature in a material can convert heat energy into electrical energy. To harvest the heat energy, the material should have (1) low thermal conductivity and low electrical conductivity (2) high thermal conductivity and high electrical conductivity (3) low thermal conductivity and high electrical conductivity (4) high thermal conductivity and low electrical

JEE MAIN 28jan shift 2:A thin transparent film with refractive index 1.4, is held on circular ring o
March 5, 2025
Description A thin transparent film with refractive index 1.4, is held on circular ring of radius 1.8 cm. The fluid in the film evaporates such that transmission through the film at wavelength 560 nm goes to a minimum every 12 seconds. Assuming that the film is flat on its two sides, the rate of evaporation
βPhysicsMonkβ by Mr. Vivek Singh Sir & team



