New questions and challenges in Physics

• If you drive at 120km/hr for 5 hours, how far will you go? Distance: Speed: Time:...
  Physics 2 21.02.2023 06:40
• A boat with initial position (5i -2j+ 4k) metres relative to port, acceleratesuniformly from initial velocity (4i+ j-3k) m s^-1, for 8 seconds until reaching finalvelocity (12i-7j+...
  Physics 3 21.02.2023 01:20
• How can you tell, based on observing an object, that there is a net force acting upon that object?...
  Physics 2 16.02.2023 15:40
• A 3.0kg cat and a 14kg dog exert a force of gravity on each other equal to 1.12 x 10^-10 N. how far apart are they...
  Physics 1 14.02.2023 15:50
• I need help with all three questions for this problem...
  Physics 2 11.02.2023 15:20
• Find the force between the following two masses Mass1= 4,054 Mass 2= 7,688 radius= 673...
  Physics 2 10.02.2023 14:00
• What causes the particles within the nucleus of an atom to bond together?Question 5 options: nuclear forcestrong nuclear force...
  Physics 1 09.02.2023 14:00
• Find the force between the following two masses Mass1= 4,054 Mass 2= 7,688 radius= 673...
  Physics 2 09.02.2023 14:00
• If you drop a 2.2kg ball from the top of a 42m high building, how fast will it be going just before it hits the ground? Round to the nearest tenth and include the appropriate unit...
  Physics 1 09.02.2023 14:00
• Admission to a baseball game is $2.00 for general admission and $6.50 for reserved seats. The receipts were $3836.50 for 1133 paid admissions. How many of each ticket were sold?...
  Physics 3 09.02.2023 08:10
• a .685 kg block is placed on spring with a force constant k. the block is pushed downward a distance x=0.487m compressing the spring from its euilibrium length l=2.23m. the block i...
  Physics 3 09.02.2023 01:00
• If two objects each have a mass of 200 kg and exert a gravitational force between them of 4.2. 10-6 N, what is the distance between them?...
  Physics 1 08.02.2023 05:10
• Remember that work (J) = force (N) * displacement (m) An object is tossed 24.3 meters into the air. The applied force is 15.9 N. What is the resulting work? A. 1.5 j B. 386.4 j C...
  Physics 2 08.02.2023 01:10
• Explain why there is total internal reflection in an optical fibres...
  Physics 2 08.02.2023 01:00
• a 0.040 kg bullet was traveling at 150 m/s, inelastically collided with a 5 kg pendulum that was at rest. what is the maximum height h can the pendulum go after the collision ignor...
  Physics 3 07.02.2023 20:10
• Provide 4 examples that have both KE and GPE....
  Physics 2 07.02.2023 08:50
• Two thin rods of length L are rotating with the same angular speed, W (in rad/s) about axes that pass perpendicularly through one end. Rod A is massless but has particle of mass 0....
  Physics 1 07.02.2023 02:40
• What is the kinetic energy of a 1,719.44kg car that travels at 9.22 m/s?...
  Physics 2 06.02.2023 05:50
• What is the current when a 60-W lamp is connectedto 120 V?...
  Physics 1 05.02.2023 04:40
• g=9.8m/s2A block of mass m = 18 kg accelerates across a rough table when a force F = 100 N acts upon it at an angle = 35° with the horizontal. The force of friction on the block is...
  Physics 3 04.02.2023 16:30

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