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Recent questions in Physics
Let m, n ∈ N. Show that M(m x n;R) with the sum and product with numbers in R is a vector space.
Arctic
asked
Oct 2, 2024
by
Arctic
8.3k
points
Physics
high-school
1
answer
0
votes
80.9k
views
A student compresses the spring in a pop-up toy a distance of 0.02 m. If 0.068 J of energy are stored in the toy, what is the toy's spring constant? 1) 120 N/m 2) 170 N/m 3) 225 N/m 4) 340 N/m
Trianna Brannon
asked
Oct 2, 2024
by
Trianna Brannon
8.5k
points
Physics
high-school
1
answer
4
votes
187k
views
A small cart is rolling at constant velocity vo on a flat track. As it continues to move, a launcher, fixed onto the cart, fires a marble straight up into the air when the end of the launching barrel is
Jake Muller
asked
Oct 2, 2024
by
Jake Muller
7.6k
points
Physics
high-school
1
answer
1
vote
15.0k
views
If you were to chop a magnet in half and separate the pieces, how would each piece behave?
Anubhava
asked
Oct 2, 2024
by
Anubhava
8.2k
points
Physics
high-school
1
answer
3
votes
151k
views
A particle of mass m uniformly accelerates as it moves counterclockwise along the circumference of a circle of radius r. a) The particle experiences centripetal acceleration. b) The particle moves with
Alexej Kubarev
asked
Oct 2, 2024
by
Alexej Kubarev
7.2k
points
Physics
high-school
1
answer
4
votes
156k
views
Determine whether the given set of vectors in M^2 (R) is linearly independent. a1 ,a2,a3 where ai are vectors in M^2(R). a) Yes, linearly independent b) No, linearly dependent
Fiction
asked
Oct 2, 2024
by
Fiction
8.2k
points
Physics
high-school
1
answer
4
votes
63.5k
views
In a second-order system with a resonant frequency gain of 10 dB at 100 rad/sec, what is the damping ratio for this system? a) 0.707 b) 0.5 c) 0.316 d) 1.414
Marek Takac
asked
Oct 2, 2024
by
Marek Takac
7.9k
points
Physics
high-school
1
answer
1
vote
189k
views
An aeroplane flies 1000 kilometers west and then 1000 km north, then it flies back to the starting place by the shortest route. Its speed is 400 kilometers per hour throughout. What is the average velocity
Prince Patel
asked
Oct 2, 2024
by
Prince Patel
8.3k
points
Physics
high-school
1
answer
0
votes
30.3k
views
Match the following conditions with the type of acid-base imbalance that they will most likely cause. Choices may be used more than once. excessive intake of antacids. Ketosis is uncontrolled diabetes
Christian Grabowski
asked
Oct 2, 2024
by
Christian Grabowski
7.5k
points
Physics
high-school
1
answer
2
votes
6.9k
views
When identifying a symptom what can you use on the IRD to gather info related to left/right-handed polarization problems?
Mcwitt
asked
Oct 2, 2024
by
Mcwitt
7.6k
points
Physics
high-school
1
answer
5
votes
103k
views
What is the most commonly used modality that is a constant and direct current? 1) AC 2) DC 3) AC/DC 4) None of the above
Digout
asked
Oct 2, 2024
by
Digout
7.7k
points
Physics
high-school
1
answer
4
votes
19.2k
views
Sally walks into a dark room and notices that she can see specific objects in the room better if she looks slightly to one side of the object rather than directly at it. This is because by looking off
Seunghun
asked
Oct 2, 2024
by
Seunghun
7.4k
points
Physics
high-school
1
answer
5
votes
129k
views
A typical hot carcass weight range is 1,200 to 1,300 lbs. A. True B. False
Bradley D
asked
Oct 2, 2024
by
Bradley D
7.8k
points
Physics
high-school
1
answer
0
votes
188k
views
Characterized by phyllitic foliation. Distinguished from slate by shiner, satinlike luster + more noticeable crystals (fine grain not very fine)
Habax
asked
Oct 2, 2024
by
Habax
8.7k
points
Physics
high-school
1
answer
0
votes
119k
views
What happens to the potential energy along the horizontal axis from right to left at part II on the heating curve?
Jared Pochtar
asked
Oct 2, 2024
by
Jared Pochtar
7.5k
points
Physics
high-school
1
answer
5
votes
67.2k
views
What are the outcomes if someone has a gait speed of <1 m/s? a) Increased risk of falls b) Normal mobility c) Enhanced cardiovascular health d) Improved joint stability
Alex Brasetvik
asked
Oct 2, 2024
by
Alex Brasetvik
8.2k
points
Physics
high-school
1
answer
2
votes
65.9k
views
An eastern red bat is flying at 28 m/s with a momentum of 0.282 kg m/s what is his mass in kg
Romuald
asked
Oct 2, 2024
by
Romuald
8.3k
points
Physics
high-school
1
answer
4
votes
66.8k
views
What is true concerning bromine and krypton? Both have EC ending in \(p^5\) Both have QN \(n = 3\) Both have QN \(m = +1\) Their highest energy electrons have the same spins a) True b) False
Danf
asked
Oct 2, 2024
by
Danf
7.7k
points
Physics
high-school
1
answer
2
votes
225k
views
Judith is pushing a box up an inclined plane with a height of 5 meters and a length of 75 meters. What is the mechanical advantage of this inclined plane? a) 0.07 b) 0.67 c) 0.75 d) 7.5
Martin Rohwedder
asked
Oct 2, 2024
by
Martin Rohwedder
8.3k
points
Physics
high-school
1
answer
2
votes
152k
views
A storage tank 24 m high is filled with gasoline. (a) Find the gauge pressure at the bottom of the tank.
Anuj Rana
asked
Oct 2, 2024
by
Anuj Rana
7.9k
points
Physics
high-school
1
answer
2
votes
228k
views
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