A __________ lens is thinner at the center than the edges

Fill in the blank(s) with correct word


diverging

Physics & Space Science

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Torque: A flat circular loop carrying a current of 2.0 A is in a magnetic field of 3.5 T. The loop has an area of 0.12 m2 and its plane is oriented at a 37° angle to the field. What is the magnitude of the magnetic torque on the loop?

A. 0.10 N ? m B. 0.51 N ? m C. 0.67 N ? m D. 46 N ? m

Physics & Space Science

A pendulum is made with a 4.00 kg mass suspended at the end of a thin rod. The period of the small motion simple harmonic motion is 1.00 sec. What is the length of the thin rod?

A. 24.8 cm B. 29.7 cm C. 31.4 cm D. 34.1 cm E. 36.2 cm

Physics & Space Science

A cylindrical tank is assembled by welding steel sections circumferentially. Tank diameter is 1.5 m, thick- ness is 20 mm, and internal pressure is 2.0 MPa. The maximum stress in the heads of the tank is approximately:

(A) 38 MPa
(B) 45 MPa
(C) 50 MPa
(D) 59 MPa

Physics & Space Science

The velocity vector in a particular flow field is given by V = 2x^2yi ? 4y^2xj m/s. The acceleration at (1, ?1) is:

Physics & Space Science