practicals Flashcards

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1
Q

stretching a spring

A

set up a clamp stand with a heavy weight at the bottom to falling over
add metre rule and spring
measure position of unstretched spring on the ruler
hang a 1N Weight and read position on ruler
repeat with more weight

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2
Q

acceleration

A

toy car attached to a string
attach string to a pulley
attach a 100g mass to end of the string
draw chalk lines on the desk at regular intervals
record time car reaches each distance time
repeat decreasing mass

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3
Q

infared

A

fill leslie cube with hot water
use infared detector to record the amount of infared radiation emitted by each side of the cube

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