Gyanti Physics

Work function for an object is 2.3 eV. If
maximum kinetic energy of ejected electrons is 0.18 eV. Find wavelength of incident photon on object.

1 week ago | [YT] | 10

Gyanti Physics

JEE Main 2026 2 April shift 2

An air bubble of radius 1 mm is rising up with constant speed of 0.5 cm/s in a liquid of density P(liq) 2000 kg/m3. Find coefficient of viscosity "n" in poise.

1 week ago | [YT] | 7

Gyanti Physics

JEE Main 2026 2 April Shift 2

A hollow cylinder of radius 1m is rotating with angular velocity w = 10 rad/sec. Find minimum coefficient of friction µ so that block remains at rest w.r.t. cylinder.

1 week ago | [YT] | 11

Gyanti Physics

JEE Main 2026 2 April Shift 2

At any instant if B = – 2×10-⁷ j T and C is along + axis then E at this instant is

1 week ago | [YT] | 11

Gyanti Physics

JEE main 2026 2 April shift 1

Memory Based

The Dimension of 1/2 × €• E² is

2 weeks ago | [YT] | 16

Gyanti Physics

JEE Main 2026 2 April shift 1

Memory Based..

The velocity of particle is v = x i + 2 y j - 2 k
m/s . The magnitude of Acceleration at point (1,2,4) is ..... m/s²


#jee2026

2 weeks ago | [YT] | 8

Gyanti Physics

JEE Main 2026 Session 2 (April attempt) is currently underway, having begun today, 2April

Apkaa exam kb hai ?

#jee2026

2 weeks ago | [YT] | 7

Gyanti Physics

UP BOARD (हिन्दी माध्यम) 12th Physics Batch Announcement 💫✍️ Session 2026-27

30 March से प्रारंभ...

आप किस बोर्ड से है ?

UP BOARD के सभी स्टूडेंट्स अपने इस चैनल को support करियेगा 🙏✍️

2 weeks ago | [YT] | 11

Gyanti Physics

UP BOARD (हिन्दी माध्यम) 12th Physics Batch Announcement 💫✍️ Session 2026-27

2 weeks ago | [YT] | 1

Gyanti Physics

JEE Main 2026 23rd January Evening Shift

A small metallic sphere of diameter 2 mm and density 10.5 g/cm³ is dropped in glycerine having viscosity 10 Poise and density 1.5 g/cm³  respectively. The terminal velocity attained by the sphere is  .........cm .

 pi = 22/7, g = 10m/s²

3 weeks ago | [YT] | 11