This exercise consist of 7 objective questions.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjeWeMtq5l4-K13-3f3bQjb_pjjf1Bx5By6GToMsacxXYkmNM94iT9lf_FipKd1sc4Adcm9u0dk5BN1vAjfmnVkpBv_04Zt0AdOPjJYA4_kKrhwsYsuuQ2tqRHdRRKL_xhx7nYYhrgPS9A/s320/sw1.png)
1. The diagram shows a stopwatch. What is the sensitivity of the stopwatch?
- 0.01 s
- 0.02 s
- 0.1 s
- 0. 2 s
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiRjWoySAXeXHxC8KnzhnfOFd96anuVIZ45AlGNIOg61VlEdY84ecK8_gSacfIQNVoIYJu61Bb03iAglzpPNj7_JH9tkLiA1yBn9w72nnrlf6yM5-FgkwO0rYRl9DUrffOGC-OZuulOfkI/s320/sw2.png)
2. What is the reading shown in the stopwatch on the right?
- 186.4 s
- 6.4 s
- 126.4 s
- 185.4 s
3. What is the reading shown in the stopwatch on the right?
- 175.2 s
- 115.2 s
- 55.2 s
- 235.2 s
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhvzmKXgDKilddH8nVF-YbBrPT4OYL8brNlFL90FWGuHR209OQhjXXLSM-zGd05640nZ0qgaDnG-PPNfTGws31iHps_eY4c8LakT8rKJRYzpyFNIFmv5mIicohCgp2Fpj_YTgW2UvcG350/s320/sw4.png)
4. The figure shows the reading on a stopwatch when the reset button is pressed. What is the zero error shown in the stopwatch?
- -0.2 s
- -0.1 s
- +0.1 s
- +0.2 s
5. Which of the following are the precaution steps to be taken when using a ruler?
- Ensure the object to be measured is in contact with the ruler.
- Avoid parallax error.
- Avoid zero error.
6. What is the sensitivity of the mercury thermometer with range -10oC - 110oC?
- 1 oC
- 2 oC
- 0.5 oC
- 0.2 oC
7. An voltmeter must be connected ________ the electrical component in a circuit.
- in series with
- parallel to
- after
- before