Name
Mechanics
Past Paper Questions
AT
Booklet Odds
Statics
Set Done Mark
Q
4101 Moments /9
4109 Moments /6
4151 Resolving /8
4153 Resolving /5
4401 KEand GPE /7
4407 Power /8
Total
R:PhrysgeneraNCoversfor Questlons\Coverfor Mechanics Questions.doc1-5-Feb-19
, LEAVE
MARGIN
4101 BLINK
(a) The torque of a couple is given by
torque =Fs.
) With the aid of a diagram explain what is meant by a couple. Label F and s on your
diagram.
***********°******°*°*************.*******e***********°*******o******. **.**** . ***.******
*********°°******* ***********e******e****************°°°******* **************.****. ***********
*************************************************************************ssese*** ******************** tosse*
***************** ***********°***********°*****°************°***** *******°°°°°********
(ii) State the unit for the torque of a couple.
***eo*************eo*********************************************.******** ****************.***************
(4 marks)
(b) The see-saw shown in the diagram consists of a uniform beam freely pivoted at the centre of the
beam. Two children sit opposite each other so that the see-saw is in equilibrium.
Mechanics
Past Paper Questions
AT
Booklet Odds
Statics
Set Done Mark
Q
4101 Moments /9
4109 Moments /6
4151 Resolving /8
4153 Resolving /5
4401 KEand GPE /7
4407 Power /8
Total
R:PhrysgeneraNCoversfor Questlons\Coverfor Mechanics Questions.doc1-5-Feb-19
, LEAVE
MARGIN
4101 BLINK
(a) The torque of a couple is given by
torque =Fs.
) With the aid of a diagram explain what is meant by a couple. Label F and s on your
diagram.
***********°******°*°*************.*******e***********°*******o******. **.**** . ***.******
*********°°******* ***********e******e****************°°°******* **************.****. ***********
*************************************************************************ssese*** ******************** tosse*
***************** ***********°***********°*****°************°***** *******°°°°°********
(ii) State the unit for the torque of a couple.
***eo*************eo*********************************************.******** ****************.***************
(4 marks)
(b) The see-saw shown in the diagram consists of a uniform beam freely pivoted at the centre of the
beam. Two children sit opposite each other so that the see-saw is in equilibrium.
