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Then the teacher's smartphone needs to be turned on, to relay a student's Samsung Smarttag2 message to their parents phone. Does the...

Get a Restaurant Pager System. Give the child or the teacher the transmitter...

Ask the teacher/supervisor to enable a smartphone, so other children can use the same Samsung Smarttag2 system reliably.

You would be referring to this series of lectures. https://www.venableinstruments.com/venable-vault/technica-therapy-one Traditional...

Look at what is available for sale on the internet. That will give you some idea of the requirements.

By "plotter" do you mean something to draw lines on a page, or maybe to cut stencils? How big will you make it...

That analysis makes some questionable assumptions. 11. When applying the above method to calculate the individual thrust loads on the...

You can float a battleship in one bucket of water, if you make a pool the same shape as the battleship below the waterline, but only...

I think you should check your memory. If you look at the balance of momentum, in a turbojet engine, the net thrust comes from the...

Two reference heights are changing, the bottom of the object, and the water level. It is the difference between those heights that...

The SSM6N57NU includes two N-channel MOSFETs, but the circuit in post #4 requires a complementary pair. Maybe consider ... VTM606C700LSA...

A draft may still be there, but for multi-page threads it may be at the bottom of a different page for that thread. Drafts can be...

What you have there is half of an "H-bridge". The "To Load" terminals should be tied together, and connected to one side of the load...

When running DC motors from banks of batteries, the battery banks, and/or multiple motors, can be connected in series, or in parallel...

One big advantage of using ultrasound is that, the same array of transducers that images the target, can be used to strike the target...