A wave has frequency 2 Hz and wavelength 3 m. What is its speed?
A) 3 m/s B) 9 m/s C) 12 m/s D) 6 m/s Answer: D Explanation: Use wave speed = frequency […]
Physics, Waves & Oscillations
Waves & Oscillations
Physics, Waves & Oscillations
A wave has frequency 3 Hz and wavelength 4 m. What is its speed?
A) 6 m/s B) 18 m/s C) 12 m/s D) 24 m/s Answer: C Explanation: Use wave speed = frequency […]
Physics, Waves & Oscillations
A wave has frequency 4 Hz and wavelength 5 m. What is its speed?
A) 10 m/s B) 20 m/s C) 30 m/s D) 40 m/s Answer: B Explanation: Use wave speed = frequency […]
Physics, Waves & Oscillations
A wave has frequency 5 Hz and wavelength 6 m. What is its speed?
A) 30 m/s B) 15 m/s C) 45 m/s D) 60 m/s Answer: A Explanation: Use wave speed = frequency […]
Physics, Waves & Oscillations
A wave has frequency 6 Hz and wavelength 7 m. What is its speed?
A) 21 m/s B) 63 m/s C) 84 m/s D) 42 m/s Answer: D Explanation: Use wave speed = frequency […]
Physics, Waves & Oscillations
A wave has frequency 7 Hz and wavelength 8 m. What is its speed?
A) 28 m/s B) 84 m/s C) 56 m/s D) 112 m/s Answer: C Explanation: Use wave speed = frequency […]
Physics, Waves & Oscillations
An oscillator completes 10 cycles each second. What is its period?
A) 0.05 s B) 0.1 s C) 0.15 s D) 0.2 s Answer: B Explanation: Use period = 1 ÷ […]
Physics, Waves & Oscillations
An oscillator completes 2 cycles each second. What is its period?
A) 0.25 s B) 0.5 s C) 0.75 s D) 1 s Answer: B Explanation: Use period = 1 ÷ […]
Physics, Waves & Oscillations
An oscillator completes 20 cycles each second. What is its period?
A) 0.05 s B) 0.025 s C) 0.075 s D) 0.1 s Answer: A Explanation: Use period = 1 ÷ […]
Physics, Waves & Oscillations
An oscillator completes 4 cycles each second. What is its period?
A) 0.25 s B) 0.125 s C) 0.375 s D) 0.5 s Answer: A Explanation: Use period = 1 ÷ […]