Recent questions in College

Linear algebraAnswered question

Oswaldo Riley 2023-03-23

Let vectors A=(1,0,-3) ,B=(-2,5,1) and C=(3,1,1), how do you calculate 2A-3(B-C)?

Advanced PhysicsAnswered question

contraurerfje 2023-03-23

What are the two structural parts of an atom ?

Advanced PhysicsAnswered question

atentan4t9j 2023-03-23

A balloon filled with helium gas rises up. Give reason.

Advanced PhysicsAnswered question

Lacey Cordova 2023-03-23

If the frequency of a wave is 10 Hz, what is the time period?

Integral CalculusAnswered question

Monverdeitum 2023-03-23

When two straight lines are parallel their slopes are equal.

A)True;

B)False

A)True;

B)False

Advanced PhysicsAnswered question

Kyla Rollins 2023-03-23

The inertia of an object tends to cause the object ________.

Advanced PhysicsAnswered question

Alyssa Hanson 2023-03-23

An element 'X’ with mass number of 27 has 14 neutrons. How many electrons does X have? A14 B15 C13 D12

Differential CalculusAnswered question

Jefferson Simmons 2023-03-23

Why are the tangents for 90 and 270 degrees undefined?

Linear algebraAnswered question

Kira Yoder 2023-03-23

What is the dot product of $<1,-4,5>$ and $<-5,7,3>$?

Differential CalculusAnswered question

Ean Chapman 2023-03-23

How to find the center and radius of the circle ${x}^{2}+{y}^{2}-6x+8y=0$?

Linear algebraAnswered question

miljanwpd2 2023-03-23

What is the projection of $<6,5,3>$ onto $<2,-1,8>$?

Advanced PhysicsAnswered question

hangobw6h 2023-03-23

How the loudness of sound is related with energy and amplitude?

Advanced PhysicsAnswered question

Lyric Pitts 2023-03-23

Why is the sound longitudinal wave and not transverse wave ?

Differential EquationsAnswered question

nepojamanuszc 2023-03-23

1 degree on celsius scale is equal to

A) $\frac{9}{5}$ degree on fahrenheit scale

B) $\frac{5}{9}$ degree on fahrenheit scale

C) 1 degree on fahrenheit scale

D) 5 degree on fahrenheit scale

A) $\frac{9}{5}$ degree on fahrenheit scale

B) $\frac{5}{9}$ degree on fahrenheit scale

C) 1 degree on fahrenheit scale

D) 5 degree on fahrenheit scale

Advanced PhysicsAnswered question

Hope Roth 2023-03-22

An electron moving with a velocity of $5\times {10}^{4}{\mathrm{ms}}^{-1}$ enters into a uniform electric field and acquires a uniform acceleration of ${10}^{4}{\mathrm{ms}}^{-2}$ in the direction of its initial motion(i) Calculate the time in which the electron would acquire a velocity double of its initial velocity.(ii) How much distance the electron would cover in this time?

Advanced PhysicsAnswered question

Monique Henson 2023-03-22

A car travels 100 km at a speed of 60 km/h and returns with a speed of 40 km/h. Calculate the average speed for the whole journey.

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