What is the meaning of frequency and examples? Frequency describes the number of waves that pass a fixed place in a given amount of time. So if the time it takes for a wave to pass is is 1/2 second, the frequency is 2 per second. For example, an “A” note on a violin string […]
Which is the correct expression for Half-Life?
Which is the correct expression for Half-Life? The time required for half of the original population of radioactive atoms to decay is called the half-life. The relationship between the half-life, T1/2, and the decay constant is given by T1/2 = 0.693/λ. What is the half-life for uranium 238? about 4.5 billion years How dangerous is […]
What are the 3 stages of cell signaling?
What are the 3 stages of cell signaling? The three stages of cell communication (reception, transduction, and response) and how changes couls alter cellular responses. How a receptor protein recognizes signal molecules and starts transduction. What are the 3 types of cell communication? There are three different types of basic cell communication: surface membrane to […]
How did Dmitri Mendeleev impact the world?
How did Dmitri Mendeleev impact the world? Lived 1834 – 1907. Mendeleev’s wish led to his discovery of the periodic law and his creation of the periodic table – one of the most iconic symbols in science: almost everyone recognizes it instantly: science has few other creations as well-known as the periodic table. Can you […]
Which view will always be shown in a multiview drawing?
Which view will always be shown in a multiview drawing? The views projected onto the three planes are shown together in Figure 8.11. The top view is always positioned above and aligned with the front view, and the right side view is always positioned to the right of and aligned with the front view, as […]
Why different objects kept on a table at room temperature do not exchange heat with table?
Why different objects kept on a table at room temperature do not exchange heat with table? Answer. Answer: The sense of touch allows us to recognise temperature differences of objects in the same room which we could easily assume should all be at that same room temperature. The temperature of an object is dependant on […]
Is time important in birth chart?
Is time important in birth chart? It allows you to make the appropriate use of your qualities to live up to the best of your capacities. The birth time is not only used to find out the positions of the planets but also your Ascendant (Rising Sign). That calculation then determines the midheaven and the […]
Who is not consumer with examples?
Who is not consumer with examples? 1-2-1c ANY PERSON WHO OBTAINS THE GOODS FOR ‘RESALE’ OR COMMERCIAL PURPOSES’ IS NOT A CONSUMER – The term ‘for resale’ implies that the goods are brought for the purpose of selling them, and the expression ‘for commercial purpose’ is intended to cover cases other than those of resale […]
What is the melting point of acetic acid?
What makes the ball keeps on rolling?
What makes the ball keeps on rolling? When a rigid ball rolls on a plane with no other forces, it is known that no friction applies and the ball keeps rolling. Static friction applies in the opposite direction of the tangential part of the external force, with equal magnitude. What do you call the force […]