Q.1.
In which decade was the first microwave oven available?
Q.2.
What did John Logie Baird invent?
Q.3.
Who invented frozen food?
Q.4.
Three companies raced to launch the first personal computer in which year?
Q.5.
Who manufactured the first CDs in 1980?
Q.6.
Which year was the World Wide Web launched?
Q.7.
How many televisions were there in the world in 1936?
Q.8.
In which country was Lego invented?
Q.9.
In which year did research into mobile 'phones begin?
Q.10.
Cat's eyes were invented inWhere would you find a Cat’s eye?