by Sunday | Aug 27 | Physics WAEC
A. capacitance and inductance B. force ratio and velocity ratio C. friction and momentum D. energy and power E. electric field potential and electric field intensity Correct Answer: Option B – force ratio and velocity...
by Sunday | Aug 27 | Physics WAEC
A. Radioactive materials are stored in glass casings B. Radioactive materials are handled with remote-controlled tongs C. Technicians in nuclear stations wear radio-sensitive badges which are checked regularly. D. Radioactive materials are kept in thick-walled lead...
by Sunday | Aug 27 | Physics WAEC
A. Uranium and neutrons B. Radium and polonium C. Nitrogen and neutrons D. Uranium and α – particles. Correct Answer: Option A – Uranium and neutrons
by Sunday | Aug 27 | Physics WAEC
I. Alpha particles II. Beta particles III. Gamma rays. A. I only B. II only C. I and II only D. II and III only Correct Answer: Option D – II and III only
by Sunday | Aug 27 | Physics WAEC
A. 0.113s‾¹ B. 0.436 s‾¹ C. 0.139 s‾¹ D. 0.193 s‾¹ Correct Answer: Option C – 0.139 s‾¹
by Sunday | Aug 27 | Physics WAEC
A. its average life time B. one-half the value of its decay constant. C. the length of time needed by the substance to decay completely D. the length of time during which the activity of the substance reduces by 50%. Correct Answer: Option D – the length of time...