An arrangement for producing stationary waves in air in a tube that is closed at one end is shown in Fig. 6.1.

Q#8 ( Past Exam Paper – November 2015 Paper 23 Q6 ) An arrangement for producin… Read more An arrangement for producing stationary waves in air in a tube that is closed at one end is shown in Fig. 6.1.

(a) State what is meant by a scalar quantity and by a vector quantity. (b) Complete Fig. 1.1 to

Q#8 ( Past Exam Paper – June 2018 Paper 21 Q1 ) (a)  State what is meant by a  … Read more (a) State what is meant by a scalar quantity and by a vector quantity. (b) Complete Fig. 1.1 to

(a) A Hall probe is placed near one end of a solenoid that has been wound on a soft-iron core, as shown in Fig. 9.1.

Q#9 ( Past Exam Paper – November 2018 Paper 42 Q9 ) (a)  A Hall probe is placed… Read more (a) A Hall probe is placed near one end of a solenoid that has been wound on a soft-iron core, as shown in Fig. 9.1.

(a) In radio communication, the radio wave is usually modulated. State what is meant by amplitude modulation (AM ).

Q#6 ( Past Exam Paper – November 2018 Paper 42 Q5 ) (a)  In radio communication… Read more (a) In radio communication, the radio wave is usually modulated. State what is meant by amplitude modulation (AM ).