The selection of them is mainly based on the customer's use environment and requirements. The role of armored cables: electrical wire products used to transmit electrical energy, information, and electromagnetic energy conversion. How to distinguish the quality of the cable 1. Look at the ...
How can we define the motion of a rigid body? What are the examples of simple harmonic motion? Describe the energy variation of a simple pendulum when it is performing the simple harmonic motion. Describe light (wave-like or particle-like) and justify how it correctly explains the beha...
The role of armored cable: used to transmit electrical energy, information and electromagnetic energy conversion of electrical wire products. How to distinguish between good and bad cable 1. Look at the appearance and certificate: We look at the certification certificate of the quality system required...
If a wave has a frequency of 24 Hz and a wavelength of 15m, how do you calculate the speed of the wave? If a wave has a frequency of 24 Hz and a wavelength of 15 m, how do you calculate the speed of the wave? A sinusoidal transverse wave travels along...