Hey there! We receieved your request
Stay Tuned as we are going to contact you within 1 Hour
One of our academic counsellors will contact you within 1 working day.
Click to Chat
1800-5470-145
+91 7353221155
Use Coupon: CART20 and get 20% off on all online Study Material
Complete Your Registration (Step 2 of 2 )
Sit and relax as our customer representative will contact you within 1 business day
OTP to be sent to Change
light of wavelength 4000 angstorms fall on a surface of cs calculate the energy of photoelectron emitted if critical wavelength for photoelectric effect in cs is 6600angstroms
energy released = h(f1-f2){here hf2=threshold frequency}
by calculating we get
f1=7.5*10^13
f2=4.5*1013
so E=7.95*10-21
Register Yourself for a FREE Demo Class by Top IITians & Medical Experts Today !