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

Vivek Singh
HOD Physics @ Unacademy Bhilai
Former Director — Vibrant Academy | Former Faculty — 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 aren’t moving, or you’re studying hard with zero results—I’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 temperament—I 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 don’t 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 — I’m here for you.
Get Clear Physics Solutions — Fast
Stuck in Physics? Confused between DC Pandey, SL Arora or NCERT?
PhysicsMonk gives fast, accurate doubt-solutions for
IIT-JEE & NEET Physics — no YouTube overload, no confusion.
Browse solutions by chapter, book or exam level.

AIPMT 2003:The vector sum of two forces is perpendicular to their vector differences. In that case,
July 23, 2025
Description The vector sum of two forces is perpendicular to their vector differences. In that case, the forces A. are equal to each other B. are equal to each other in magnitude C. are not equal to each other in magnitude D. cannot be predicted. Related Questions A thin strip 10 cm long is on

AIPMT 2004: If |A ×B| = √3A .B then the value of|A +B| is (2004)
July 19, 2025
Description If |→A ×→B| = √3→A .→B then the value of|→A +→B| is (2004) Related Questions AIPMT 2007 :Two condensers, one of capacity C and other of capacity & are connected to a othecond, AIPMT 2007:Three point charges +q, – 2q and +q are placed at points(x = 0, y = a, z = 0)

AIPMT2005: If a vector 2i + 3j + 8k is perpendicular to the vector 4j − 4i + αk , then the value of
July 19, 2025
Description If a vector 2i + 3j + 8k is perpendicular to the vector 4j − 4i + αk , then the value of α is A . 1/2 B . − 1/2. C. 1. D. -1 Related Questions AIPMT 2007 :Two condensers, one of capacity C and other of capacity & are connected to

NEET2005,NEET1989:If the angle between the vectors →A and →B is θ, the value of the product(→B ×→A).
July 19, 2025
Description If the angle between the vectors →A and →B is θ, the value of the product (→B ×→A).→A isequalto #quickrevision Related Questions AIPMT 2007 :Two condensers, one of capacity C and other of capacity & are connected to a othecond, AIPMT 2007:Three point charges +q, – 2q and +q are placed at points(x =

AIPMT 2005 :A ball of mass 0.25 kg attached to the end of a string of length 1.96m is moving in a h
July 19, 2025
Description A ball of mass 0.25 kg attached to the end of a string of length 1.96m is moving in a horizontal circle. The string will break if the tension is more than 25N. What is the maximum speed with which the ball can be moved? A. 5m ∕ s. B. 3m ∕ s. C.

AIPMT2006:For angles of projection of a projectile at angle (45° − θ) and (45° + θ), the horizontal
July 7, 2025
Description For angles of projection of a projectile at angle (45° − θ) and (45° + θ), the horizontal range described by the projectile are in the ratio of (2006 Related Questions A thin strip 10 cm long is on a U shaped wire of negligible resistance and it is connected to a spring of

AIPMT 2007:A and →B are two vectors and θ is the angle between them, if|→A ×→B|=√3(→
July 7, 2025
Description A and B are two vectors and θ is the angle between them, if |→A ×→B|=√3(A ⋅→B),thevalueofθis Related Questions AIPMT (2010mains)Two parallel metal plates having charges +Q and -Q face each other at a certain dis AIPMT 2011 : A charge Q is enclosed by a Gaussian spherical surface of radius R. If the

AIPMT 2007:A particle starting from the origin (0,0) moves in a straight line in the (x,
July 7, 2025
Description A particle starting from the origin (0,0) moves in a straight line in the (x, y) plane. Its coordinates at a later time are (√3, 3) The path of the particle makes with the x -axis an angle of Related Questions AIPMT (2010mains)Two parallel metal plates having charges +Q and -Q face each other

AIPMT2010(By 2 meghods)A particle moves in x-y plane according to rule x = asinωt and y = acosωt.The
July 7, 2025
Description A particle moves in x-y plane according to rule x = asinωt and y = acosωt.The particle follows (AIPMT 2010 Mains) Options: A. an elliptical path B. a circular path C. a parabolic path D. a straight line path inclined equally to x and y-axis Related Questions A thin strip 10 cm long is

AIPMT 2010(mains):The speed of a projectile at its maximum height is half of its initial speed. T
July 7, 2025
Description The speed of a projectile at its maximum height is half of its initial speed. The angle of projection is (2010 Mains) NEET/AIPMT Related Questions A thin strip 10 cm long is on a U shaped wire of negligible resistance and it is connected to a spring of spring constant 0.5 Nm–1com/watch? – Mechanics,
“PhysicsMonk” by Mr. Vivek Singh Sir & team