The area of a rectangle of length 100
cm and width 80 mm is
a. 8000 cm2
b. 80...
![subject](/tpl/images/cats/fizika.png)
Physics, 25.11.2020 01:10 rileyeddins1010
The area of a rectangle of length 100
cm and width 80 mm is
a. 8000 cm2
b. 8000 mm2
c. 800 mm2
d. 800 cm2
15. Which of the following instruments
is best for measuring the volume of a
small, irregularly shaped stone?
a. Burette
b. A measuring tape
c. A measuring cylinder
d. A micrometer screw gauge
Item 16 refers to the following diagram of a
Vernier calliper
16. The diameter of the small sphere, S,
is:
a. 0.80 cm
b. 0.53 cm
c. 0.53 mm
d. 1.40 cm
Item 17 refers to the following diagram of a
micrometer screw gauge
17. The diameter of the thin rod, R, is:
a. 5.62 mm
b. 5.50 mm
c. 6.00 mm
d. 6.12 mm
18. Which of the following groups
contains TWO fundamental
quantities?
a. Force, momentum, mass
b. Voltage, current, resistance
c. Pressure, amount of substance,
current
d. Velocity, refractive index, time
19. The SI base unit for temperature is
a. °F
b. K
c. °C
d. T
20. The newton (N) is equivalent to:
a. kgm-1
s
2
b. kgms2
c. kgm-1
s
-2
d. kgms
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Physics
![question](/tpl/images/cats/fizika.png)
Physics, 21.06.2019 19:30
The us government wants to allocate billions of dollars in the next 10 years to assure our future energy security. the funds will be spread among a variety of possible energy resources. where do you think the government should put the greatest support: solar energy, wind energy, clean coal, oil exploration, gas exploration, or a combination of sources? are there other efforts that should be explored? support your position with cited information for both questions.
Answers: 2
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 06:00
Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire
Answers: 1
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 07:50
Determine the fraction of the magnitude of kinetic energy lost by a neutron (m1 = 1.01 u) when it collides head-on and elastically with a target particle at rest which is 21h (heavy hydrogen, m = 2.01 u).
Answers: 3
![question](/tpl/images/cats/fizika.png)
Physics, 22.06.2019 13:30
6–43 a food department is kept at 2128c by a refrigerator in an environment at 308c. the total heat gain to the food department is estimated to be 3300 kj/h and the heat rejection in the condenser is 4800 kj/h. determine the power input to the compressor, in kw and the cop of the refrigerator.
Answers: 2
You know the right answer?
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 09.07.2019 11:20
![question](/tpl/images/cats/himiya.png)
Chemistry, 09.07.2019 11:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 11:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 11:20
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 09.07.2019 11:20
![question](/tpl/images/cats/health.png)
Health, 09.07.2019 11:20
![question](/tpl/images/cats/istoriya.png)
History, 09.07.2019 11:20
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 09.07.2019 11:20
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.07.2019 11:20
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 09.07.2019 11:20
![question](/tpl/images/cats/istoriya.png)