Where should an object be placed in order to use a convex lens as a magnifying glass? A convex lens acts as a magnifying glass, when it forms a virtual, erect and magnified image of an object. For this, the object is to be placed between principal focus and optical cantre of the lens. Where […]
What does scatter mean?
What does scatter mean? Verb. scatter, disperse, dissipate, dispel mean to cause to separate or break up. scatter implies a force that drives parts or units irregularly in many directions. What is the meaning of scatter in one word? Scatter is a verb that means “to separate suddenly and spread out in different directions.” Scatter […]
How does temperature affect tree growth?
How does temperature affect tree growth? Way and Oren (2010) found that increased temperature generally increases tree growth, except for tropical trees. They suggest that this probably occurs because temperate and boreal trees currently operate below their temperature optimum, while tropical trees are at theirs. What do you feel under a tree? Why do you […]
What would radio waves look like if we could see them?
What would radio waves look like if we could see them? So basically, if you could see radio waves, anything that involves technology would light up like a Christmas tree. If we were to look at the sky, astronomical objects that have a changing magnetic field would light up. So we would see the Sun, […]
Why 100 efficiency is impossible?
Why 100 efficiency is impossible? It is impossible for heat engines to achieve 100% thermal efficiency () according to the Second law of thermodynamics. This is impossible because some waste heat is always produced produced in a heat engine, shown in Figure 1 by the term. Which engine is most efficient? Wärtsilä 31SG Which is […]
Which pool ball is red?
Which pool ball is red? These are the colored and numbered balls that make up a set of pool balls. They are numbered 1-15….Solids & Stripes. Number Color Number 2 Blue Number 3 Red Number 4 Purple Number 5 Orange Why are billiard balls numbered? Pool balls are used to play various pool games, such […]
Is the torque positive or negative?
Is the torque positive or negative? Counterclockwise is the positive rotation direction and clockwise is the negative direction. For example, a torque that rotates an object counterclockwise is a positive torque (see figure 6 below). What is torque and speed? Torque is the rotational equivalence of linear force. Speed measures the distance covered in unit […]
What are the six examination techniques?
What are the six examination techniques? 38.7 The six examination methods used in a general physical exam include inspection, auscultation, palpation, percussion, mensuration, and manipulation. Why is palpation an important assessment tool? Palpation is an important part of the physical examination; the sense of touch is just as important in this examination as the sense […]
How do you test a start capacitor with a digital multimeter?
How do you test a start capacitor with a digital multimeter? How to measure capacitance Use your digital multimeter (DMM) to ensure all power to the circuit is OFF. Visually inspect the capacitor. Turn the dial to the Capacitance Measurement mode. For a correct measurement, the capacitor will need to be removed from the circuit. […]
What is resistant to change?
What is resistant to change? Resistance to change is the opposition to altered circumstances or modification of the status quo. Employees may resist change when they haven’t been briefed on the reasons for the change or the thinking behind the decision-making. Listening to employee concerns and ideas will help reduce resistance to change. How do […]