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Christabel
Questions (11)
Similarities between longitudinal and transverse waves
1 answer
25 views
How to calculate the period of the wave
1 answer
42 views
Explain types of waves with diagrams
1 answer
44 views
State two advantages of a thermocouple thermometer over a liquid in glass thermometer
1 answer
86 views
An electrician of mass 50kg is fixing a bulb in the corridor on the 20th floor of a building 100m from the ground.
Calculate the
1 answer
41 views
An electrician of mass 50kg is fixing a bulb in the corridor on the 20th floor of a building 100m from the ground.
While working,
1 answer
39 views
An electrician of mass 50kg is fixing a bulb in the corridor on the 20th floor of a building 100m from the ground.
a) determine
1 answer
42 views
An 8N force stretches a spring to the 20cm mark rule. If the extension on the spring is 4cm, calculate the; extension produced
1 answer
59 views
Extension produced by a 10N force
1 answer
37 views
Given that mass of the metal above is 80g find its density
1 answer
73 views
What career matches these subjects
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192 views
Answers (3)
A cylinder pipe is 28m long. It's internal radius is 3.5cm and external radius is 5cm. Calculate the volume in cm3
KE=(1/2) mv^2 (1/2) (90) v^2=2205 KE =1/2 *90 =45 2205 /45 = 49
15.8m
