How does friction depend on the smoothness of the surface? What are the real-life examples of the law of conservation of momentum? What precautions should we take while doing the experiment to understand the nature of friction ? Explain in terms of energy how dissipative forces such...
Light and Uses of Electromagnetic Nature of Light: The most common example of Electromagnetic radiation is light. Earth receives light from the Nearest star Sun. The distance between Earth and Sun may or may not have a medium for propagation. As light does not require a material med...
P1 1.20 PT 1 Solar power Describe how electricity can be generated using solar power
Things around you are emitting infrared radiation that includes the wavelength 9.9 x 10-6 m. What is the energy of these IR photons in eV? How are electromagnetic waves used in communication? How does radio astronomy use the electromagnetic spectrum?
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 ...
Describe how an electroscope works. Object Y is attracted to object B. If object B is known to be positive, what can we say about object A? What indicates charge? Why were electrons chosen to be negatively charged? Wouldn't it make m...
How are they are used in electrical currents in spatial and temporal summation to imitate an action potential? Define and describe the absolute and relative refractory periods and how they affect the direction of the action potential and limit frequency of re-stimulation. Define kinetic energy and ...
Describe the energy transformations involved when a yo-yo is thrown downward and then climbs back up its string to be caught in the user's hand. How is an electronic organ able to imitate the sounds of various musical instruments? Describe and explain how hurricanes are formed and the dynamic...
Briefly describe the phenomenon of magnetization. What is a magnetic dipole? How is its strength defined? What is motion? Define and explain. Briefly explain self-inductance and give an example. Explain how energy, time, and power are related. ...
Describe how you would measure an incident ray and a reflective ray. when doing an IR analysis, how can I differentiate between broad, strong, sharp, medium peaks. What are the advantages and limitations of EELS (Electron energy-loss spectroscopy)? How would you use NMR (^1 H \...