When an object is kept at any distance? Answer. Answer:Virtual,erect and diminished. When an object is kept at any distance in front of a concave lens the image is formed Always? A concave lens always forms a virtual, erect and diminished image. Which of the following can form a virtual image which is always smaller […]
What is the advantage of a distance-time graph?
What is the negative connection in a battery called?
Where do tendons attach to bone?
Where do tendons attach to bone? periosteum Does muscle attach directly to bone? The bones are connected to the muscles, which cause the bones to move when the muscles tighten and relax. In some parts of the body, the muscle is directly attached to the bone. One end of the tendon is attached to a […]
How many impact tests are there?
How many impact tests are there? There are basically two types of impact tests: pendulum and drop weight. Izod, Charpy, and tensile impact are the most common of the pendulum type tests. What is the difference between Charpy impact test and Izod impact test? In the Charpy impact test, the sample lies flat on the […]
What are the pros and cons of mechanical energy?
What are the pros and cons of mechanical energy? Advantages of Mechanical Energy are that this energy source does not run out and can also be converted into other forms of energy. Disadvantages of Mechanical Energy is that the machines that let you have the benefits of Mechanical Energy can create safety issues and also […]
What is amplitude of signal?
What is amplitude of signal? The amplitude of a variable is the measure of how far, and in what direction, that variable differs from zero. Thus, signal amplitudes can be either positive or negative. The time-domain sequences in Figure 1–3 presented the sample value amplitudes of three different waveforms. Is amplitude directly proportional to time? […]
How quick can evolution happen?
How quick can evolution happen? Across a broad range of species, the research found that for a major change to persist and for changes to accumulate, it took about one million years. How Fast Is human evolution? A study by anthropologists John Hawks, Henry Harpending, Gregory Cochran, and colleagues suggests that human evolution has sped […]
What was the shortest month ever?
What was the shortest month ever? February Why is it called February? February is named after an ancient Roman festival of purification called Februa. The Roman calendar originally began in March, and the months of January and February were added later, after a calendar reform. Copper-alloy figure of Mars, the Roman god of war. When […]
How do you add two vectors graphically?
How do you add two vectors graphically? Summary The graphical method of adding vectors A and B involves drawing vectors on a graph and adding them using the head-to-tail method. The graphical method of subtracting vector B from A involves adding the opposite of vector B, which is defined as -B. Addition of vectors is […]