The abundance of labourers affected the life of workers because--
1)There were ltd. job opportunities.Job seekers had to spend nights in night shelters or under bridges for many weeks waiting for jobs.
People having social connections got the jobs early.
2)In many industries, due to seasonal nature of work there were long periods of unemployment.
3)Due to rising prices,the real value(the purchasing power) of the wages declined.
4)The fear of unemployment made workers hostile to the introduction of machines.
It was only after1840s that there were greater employment opportunities due to rise in bldg.activities in cities.
Women workers in britain attacked spinning jenny because--
1)Spinning Jenny invented by James Hargreaves speeded up the spinning process & reduced demand for labour.
2)Women workers were surviving on spinning by hand.
3)The fear of unemployment made them hostile to machines therefore they attacked spinning jenny.