How many elements in the Morse code? 3 - dot, space, dash 2- 1 and 0 1 - True or False 401,00,10,11 QUESTION 7 What is Physical manifestations of Morse code elements Dot is short puls of the current in the telegraph contour. Dash is the lpnger puls, while cpace is the absence of current. Dot is the short knock of the sounder. Dash is the longer knock of the sounder, while space - abcence od sound. One is the presence of the current in telegraph contour. Zero is an abcence of the current in telegraph contour. Dots and dashes create a specific interrupted tone. QUESTION 8 Mark up Morse telecommunication system elements in the telegraph contour Wires Electrical power source Switch (Morse key) Sounder Electrical voltage meter.