Related Questions

The statement concern psychrometric chart. 1. Constant relative humidity lines are uphill straight lines to the right 2. Constant wet bulb temperature lines are downhill straight lines to the right. 3. Constant specific volume lines are downhill straight lines to the right. 4. Constant enthalpy lines are coincident with constant wet bulb temperature lines. Which of the statements are correct?
Why are solid-state relays advantageous over electromechanical relays?
Consider the following statements.
1. Magnetic lines of force are closed curves while electric lines are not.
2. Electric lines of force are closed curves while magnetic lines are not.
3. Both electric and magnetic lines of force are closed curves.
Which of statement(s) given above is/are correct?
Consider the following statements regarding synthetic varieties
1. Parental materials are always inbred lines.
2. Open pollinated materials are also used as parental lines.
3. There is no limit on the number of parental lines used.
4. Parental lines are always tested for their combining ability.
Which of the statements given above is/are correct?
If the transmission co-efficient T₁ of a transmission line is 1.333 and the characteristic impedance of the λ/4 transmission line used is 100Ω, then the characteristic impedance of the transmission line is:
(Uzaira and Shahmir are looking at different countries on the globe.) Uzaira: See, there are lines between the different countries on this globe. Are such lines also there on the earth? Shahmir: There must be. They are there on the map of India in this book. See, there are lines between the different states too. The above text is used to introduce the latitudes and longitudes to students of grade 5. Which of these questions would help Uzaira and Shahmir understand these lines better?
Consider the following statement: a) Magnetic field lines are always form closed curve. b) Magnetic field lines start from north pole outside the magnet c) Magnetic field lines start from south pole outside the magnet Which of the following is a property of magnetic field lines?
Which of the following statements are true? a. In overhead lines, inductance is more predominant whereas capacitance is in the cable. b. In overhead lines, capacitance is more predominant whereas inductance is in the cable. c. Cost of cable is high compared to the overhead lines. d. Cost of cable is low compared to overhead lines
Which of the following statements is/are true? A: If in ΔABC, O is the orthocenter of the circle, then ∠BOC will be (90 + ∠BAC). B: Each side of an equilateral triangle is 2/√3 times of its height. C: If two transversal lines cuts two parallel lines ‘L’ at A and B and ‘M’ at C and D. If the two transversal lines cut each other at O somewhere between two parallel lines, then ΔAOB and ΔCOD will be similar.
Considered the following statements about the characteristics of contours - (1) Closed contour lines with higher values inside show a lake, (2) Contour is an imaginary line joining points of equal elevations, (3) Closely spaced contour lines indicate a steep slope. (4) Contour lines of equal height may not converge nor continue as one line but a single contour line may split into two lines Which of the statements given above are correct?