SCENARIO 1:
Amy works in a small clothing shop, and she loves to read. She often gets so engrossed in her book that
she doesn't notice
when clients enter the store. Help Amy to build a small door alarm that sounds a
buzzer and indicates by means of a LED when clients enter.
SCENARIO 2:
Khotso sometimes looks after his sick grandmother in the afternoons. When he plays soccer with his
friends outside the house, he cannot hear when she calls for him. Please help him to design and build a
device so he can hear and see when his grandmother is calling him when she needs him.
Present your solution to an audience. Explain your outputs using graphs and calculated values.
REQUIREMENTS FOR THE DEVICE/PROTOTYPE/MODEL.
The structure (house) should protect the components of the electronic circuit.
The electronic components should be securely joined to the base board.
The batteries should be replaced easily.
The cost of the electronic circuit of the device/prototype/model should not exceed R50.
The size of the structure (house) the electronic circuit should be 150 mm x 100mm x 20mm.
1.1 Identify the problem from the selected scenario.
what is problem of scenario 1​