ruby one line

Ruby Laser - In 1960, T .H. Maiman constructed the first laser using a Ruby crystal. Ruby is a crystalline form of silica(Al 2 O 3 ) with a slight natural doping of chromium. It has the following advantages for being used as a laser. (i) It is a solid having suitably a..

Atoms and Nuclei..

Which of the letters has more than one line of symmetry? => Letter 2 or Letter 3 or Letter 4 or Letter 1..

A line has one dimension i.e., length only. It can be extended in both directions indefinitely. or 'l' is a line..

Which of these is one of the line segments in the rhombus shown? => A, B, C, and D or AC and BD or AC ‾ and BD ‾ or DA ‾..

How many vowels in the English alphabet have at least one line of symmetry? => 0 or 5 or 1 or 2..

Identify the alphabet that has more than one line of symmetry. => G or C or F or O..

Which of the dotted lines is a line of symmetry? => the dotted line in Figure 3 or the dotted line in Figure 1 or the dotted line in Figure 2 or the dotted line in Figure 4..

Which of the figures has exactly one pair of parallel lines? => Figure 3 or Figure 4 or Figure 2 or Figure 1..

Use horizontal line test to determine whether the graph of the function represents a one-to-one function. => Yes or No..