11 A beam of weight 6.0N is suspended from two strings P and Q. String P is 30 cm from the left-hand end of the beam, as shown. String Q is not shown. 2.0N 30 cm string P 20 cm beam 6.ON The tension in string P is 2.0N. What is the tension in string Q and where is it attached so that the beam is in equilibrium? A 4.0N at 10.0cm from the left-hand end B 4.0N at 15.0cm from the left-hand end C 6.0N at 10.0cm from the left-hand end D 8.0N at 7.5cm from the left-hand end

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Chapter1: Units, Trigonometry. And Vectors
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Answer should be B but I don't understand how. This is one of my previous test and I need help find in logic behind it

11
A beam of weight 6.0N is suspended from two strings Pand Q.
Sting P is 30 cm from the left-hand end of the beam, as shown. String Q is not shown.
2.0N.
30 cm
string P
20 cm
beam
6.ON
The tension in string Pis 2.0N.
What is the tension in string Q and where is it attached so that the beam is in oquilibrium?
4.0N at 10.0cm from the lef-hand end
B
4.0N at 15.0 cm from the left-hand end
C
6.0N at 10.0cm from the left-hand end
D 8.0N at 7.5cm from the left-hand end
Transcribed Image Text:11 A beam of weight 6.0N is suspended from two strings Pand Q. Sting P is 30 cm from the left-hand end of the beam, as shown. String Q is not shown. 2.0N. 30 cm string P 20 cm beam 6.ON The tension in string Pis 2.0N. What is the tension in string Q and where is it attached so that the beam is in oquilibrium? 4.0N at 10.0cm from the lef-hand end B 4.0N at 15.0 cm from the left-hand end C 6.0N at 10.0cm from the left-hand end D 8.0N at 7.5cm from the left-hand end
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